等效使用次數 的英文怎麼說

中文拼音 [děngxiàoshǐyòngcìshǔ]
等效使用次數 英文
equivalent service rounds
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 使 : Ⅰ動詞1 （派遣; 支使） send; tell sb to do sth : 使人去打聽消息 send sb to make inquiries2 （用; ...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 次 : Ⅰ名詞1 （次序; 等第） order; sequence 2 [書面語] （出外遠行時停留的處所） stopping place on a jou...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 次數 : number of times; frequency
  1. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上，重新構建了系統級故障診斷的理論基礎，定義了系統級故障診斷測試模型的三值表示；改進了系統級故障診斷的矩陣方法，重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣，由此能直觀、簡便地生成集團和極大獨立點集；補充和完善了各類測試模型的系統級故障診斷的集團演算法，通過定義集團測試邊和絕對故障集，簡化了集團診斷圖，由此能較易地找到所有的相容故障模式，即使不滿足t -可診斷性，大大減少了系統級故障診斷的復雜度，尤其是對強t -可診斷系統；首次分析探討了各類測試模型的方程解決，由此從另一角度能系統地、高效率地求出所有的相容故障模式（ cfp ） ：擴充了系統級故障診斷模擬系統的功能，快速、直觀和隨機地模擬實驗運行環境，進行清晰和正確的診斷，同時提供大量的實驗數據用於理論研究，優化演算法和設計。
  2. The modern robust design detailed the robust design based on engineering model, which explained the specific design process, the whole process from founding system model to solving it. it obtained the optimum combination of parameters and the maximum manufacturing errors, using fuzzy comprehensive judgment to dispose the problem of many targets, handling the design results by fuzzy probability to increase the reliability of the design. in the end, there supplied an example, the optimization design of a long distance hydraulic cylinder to interpret the specific design process, achieving its optimum combination and the maximum manufacturing errors, and verifying the practicability of the design results by the method of fuzzy probability analysis

    在第二部分的基於試驗設計的穩健設計中，先對傳統的穩健設計，即三次設計（功能設計、參數設計及容差設計）的設計過程及原理進行了分析，指出了傳統穩健設計法中的不足，即沒有充分利用數字計算機的強大優勢；對于多因素多指標的設計，試驗周期長、計算復雜等造成設計周期長、成本高、效率低等缺點提出了改進的措施，即將虛擬現實技術應用於傳統的穩健設計中，通過模糊數學的方法（模糊綜合評判）來處理設計中的多指標問題，使設計達到事半功倍的效果。
  3. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本，對船舶運輸成本的概念、結構、性質與分攤、成本細分進行了分析，從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢；第二章研究了船舶動力裝置的經濟性，在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推進效率、提高船舶動力裝置經濟性的有效途徑等方面進行了闡述和論證；第三章詳細論述並論證了航次變動成本的控制措施，全面系統地分析和總結了航次變動成本，通過對燃油成本、港口使費、航次風險成本的分析與控制，提出了航次風險成本的概念並論述了若干航次風險成本的控制措施；第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本進行了細致的分析並分別討論了相互的控制措施，提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟，對于備件、燃潤物料的控制堅持以科學的預算為前提，以申領、接收、使用、盤存為控制環節，切實做到理論與實踐的密切結合；第五章，結合營運成本的預核算的案例，對船舶營運成本的預算及核算進行了有益的探討，旨在揭示成本發生的動因，並給出了成本預算、核算的編制方法。
  4. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。
  5. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點，提出基於agent的個性化遠程教學系統，本系統中引入分散式人工智慧（ dai ）領域中的agent技術，在系統中構造一個學習者agent ，它隨時跟蹤學習者的學習過程，記錄其興趣、愛好等個性特徵，並適時地調整對其採用的教學策略，有效地解決了目前的系統智能性較低的缺點；其次，本系統採用xml技術來組織教學內容，改變了html中內容和形式捆綁在一起的缺點，使得內容和形式相分離，從而可以為太原理工大學碩士學位論文不同認知水平的學習者提供不同的教學內容，增強了交互功能;另外，本系統採用java技術， java語言不僅適合作為agent的開發語言，而且java語言具有平臺無關和安全性高的特點，通過運行javaapplet來增強客戶端的功能，減輕服務器端負擔，並且這些appiet根據客戶賦予的權限對客戶端內容進行操作，增加了安全性;最後，本文運用概率論與數理統計學中方法，提出一種把等級成績數量化的方法，很好地解決了對學習者考試中主觀題的準確評價問題，為實現個性化教學提供了一個較準確的依據。
  6. This system is set up on the existing search engine foundations through web services " technology, has solved variety and non - structural web data with xml technology, has formed web multi - level data base, and constructed the system structure in high performance of data warehouse, utilized midas technology to form the high - performance index storehouse structure, has remedied the deficiency of search engines at coverage, accuracy etc, and improved efficiency of information retrieval

    該系統通過webservices技術，建立在現有搜索引擎基礎之上，以xml技術解決了多樣性和非結構性的web數據轉換，形成了web多層次數據庫，利用了web挖掘面向結構化或半結構化數據的智能化數據抽取和知識發現過程，並且構造了數據倉庫的高性能查詢體系結構? hpqs ，利用midas技術形成了高性能索引庫結構，彌補了當前搜索引擎在覆蓋范圍、準確率、復雜查詢語言的使用和結果表現方式等方面的不足，改善了信息檢索的效率。
  7. Secondly, by means of arranging and analyzing the construction monitor data, the practicality method of proposing the dewatering calculation model and parameters of the non - constantly pumping dewatering well was proposed, moreover the equivalent calculation model and parameters of the erhe project was proposed. thirdly, based on calculating the design scheme of dewatering well with the equivalent calculation model, the optimized scheme of dewatering well of the erhe project was proposed and the well number was reduced to 32 where it was 42 in the old scheme. at last, based on the well construction, the dewatering well structure and constructing technique in the soft soil area were exploited in addition, the significative analysis and evaluation attitudes to the old design scheme of dewatering well project were impersonally proposed

    首先，根據工程地質及水文地質條件和工期分析，提出了「二河」降水井的設計方案；其次，通過系統整理分析抽水井的施工監測記錄，提出了用降水井的施工監測確定非定常抽水降水井井流模型和參數的實用方法，並建立和確定了「二河」降水井非定常抽水、有越流的完整潛水井等效模型和參數；接著，通過用等效井流模型進行降水井方案的計算，提出了「二河」降水井的優化方案，使原方案的42眼井降到32眼井；最後，通過對降水井成井施工實踐的總結，開發了適于軟土區的降水井結構和成井施工技術。
  8. This thesis analyses and studies the status quo and challenges of the auto fire direction system, keeping footing on the regional war under hi - tech conditions and integrating the practical applications in troops " training and operations. in accordance with the analytical results, iayer - analysis methods have been employed to establish the assessment system and probability statistics as well as fuzzy comprehensive mathematical correction judgment method used to establish the digital model to assess the combat efficiency of the auto fire direction system. by applying that assessment model, the combat efficiency of one artillery auto fire direction system under different operational conditions index capability can be assessed

    本文針對炮兵指揮自動化系統，立足高技術條件下的局部戰爭，結合部隊實際作戰訓練的使用調查情況，分析研究炮兵指揮自動化系統的現狀，依據分析結果，文中運用層次分析法建立評估指標體系，然後運用概率統計、模糊綜合量化修正評判等理論和方法建立評估炮兵指揮自動化系統作戰效能的數學模型；運用該模型評估某型炮兵指揮自動化系統在不同作戰環境條件下的作戰效能，通過評估結果，對炮兵指揮自動化系統的發展方向及在渡海登島、封島作戰中的使用提出合理化的建議。
  9. The thesis consist of six chapters and based on the way of propose the question, analysis, then get the solution. it discussed and recognized what the ship transportation cost was in chapter one ; studied the environment and growing trend of the cost in chapter two ; fully discussed and demonstrated the voyage variable costs and controlling method, proposed a mathematic decision model of fuel supplying and get through the validation, proposed the concept of risking cost and addressing many controlling measures to it in chapter three ; discussed a certain running costs, proposed and validated a mathematic model of condition - based maintenance, and put forward many practical controlling method of running costs such as crew payment, repairs, spare parts, stores and lub oils in chapter four ; combining a case of monthly running cost budget and verification, performed a useful learning on running cost budget, forecast and verification in chapter five ; finally fully studied the method of cost - calculating and benefit - analyzing of time chartering container ships on a proposed route

    第一章主要討論並認清什麼是船舶運輸成本；第二章研究了船舶運輸成本的生存環境和生長趨勢；第三章詳細論述並論證了航次變動成本的控制措施，提出了燃油補給方案的決策模型並給出了模型的驗證過程，提出了航次風險成本的概念並論述了若干航次風險成本的控制措施；第四章對船舶營運成本中的船員費用、維修保養費用、備件、潤物料費用等幾個主要的可控性較高的成本進行了細致的分析並分別討論了相應的控制措施，提出了基於狀態維修決策的數學模型並論證了模型的正確性及具體解算步驟，對于備件、潤物料的控制堅持以科學的預算為前提，以申領、接收、使用、盤存為控制環節，切實做到理論與實踐的密切結合；第五章結合營運成本的預核算的案例，對船舶運輸營運成本的預算及核算進行了有益的探討；第六章結合具體案例對期租班輪的成本測算與效益分析方法進行了細致的研究。
  10. According to management function, the system is divided into six coral functional modules that are isolated but related in some way. those are personal management, salary management, welfare management, technical title management, merit & benefit management and training management. according to operating function of the system, there are three assisting functional modules that are system maintenance, database & table management and assisting office

    本系統本著適用性、開放性、兼容性、集成性和安全性的設計原則，為使系統層次清楚、結構簡明，採用了結構化系統設計的方法，按照管理職能將系統分為人事管理、薪資管理、福利管理、職稱管理、績效管理、培訓管理等六個相對獨立又互為因果的核心功能模塊；按照系統操作功能又分為系統維護、數據和表格管理、輔助辦公等三個輔助功能模塊。
  11. The primary measures for control precept are : sufficiently and effectively utilizing the the air compressors " interior data, realizing online surveillance and alarming for failure of the the air compressors " running interior parts ; letting the air compressors running by master and slave manner, by reasonable arranging the alignment of the air compressors, making the masters yielding pressed air and the slaves adjusting the pressure of the air. this decreases the times of loading and unloading greatly and the decreased failure of air compressors and low maintain ; at the same time we adopt abundant value of the set pressure for stabling the compressure. the air compressors become loaded or unloaded ahead by the abundant value ; caning unloading control for saving power, when the air compressors get along with unloading for a while, the system will stop them ; consummating the purposes for control, enhancing offline control for over - press and low - press, continual loading control and unloading control

    經過分析研究，針對原來存在的問題，在控制方案上主要的改進措施有：充分、有效地利用了空壓機的內部參數數據，對空壓機的內部部件的運行情況實現了在線監視及故障報警；對空壓機採用了主、輔結合的運行方式，通過對空壓機加、卸載隊列的合理排序，使空壓機自動實現主機產氣、輔機進行氣壓調節，減少了空壓機的加載和卸載次數；在壓縮空氣壓力的穩定上進行了裕量控制，在壓縮空氣壓力不到供能品質所規定的上、下根就根據一定的裕量提前進行卸載和加載操作；在節約電能方面對空壓機進行了卸載停機控制，當空壓機在一定時間內一直處于卸載狀態，系統就認為該空壓機沒有運行的必要，自動將其停機；完善了控制效果，增加了超壓低壓脫網控制、連續加載控制、連續卸載控制等功能。
  12. By means of linear matrix inequalities, a sufficient con dition is given for uncertain discrete singular system to be generalized quadratically stable and strictly passive, based on which, a sufficient condition is given for the existence of a state feedback controller, such that the resulting closed - loop system is both generalized quadratically stable and strictly passive for all the admissible uncertainties, all conclusions carry with them corresponding examples to prove the effectiveness, and the corresponding controllers are also presented

    利用線性矩陣不等式，給出不確定離散廣義系統廣義二次穩定且嚴格無源的充分條件，並在此基礎上給出存在狀態反饋控制器，使得閉環系統廣義二次穩定且嚴格無源的充分條件。每一節均給出數值算例來說明結論的有效性，同時給出相應的控制器構造。
  13. On the basis of collecting and processing many datum and materials. firstly. this paper analyzes main activities and cost constitutions of each stage of the life cycle of a fcs, and lay a foundation for later analysis and evaluation of system lcc. secondly, a basis method and usage range for estimating the system lcc are introduced. a multivariate linear regression model of pcs development cost and cost driven factor is built by use of the parametric method and supplies the base of cost estimation of newly - developed systems. thirdly, combine actual examples and make statistical analysis of lcc of a certain pcs developed by our institute, predict unhappened usage and service cost with grey prediction method, obtain proportion of each constitute to the lcc. forthly, according to actual conditions, use the fuzzy theory to overall evaluate efficacy of the fcs, fifthly, combimng our actual conditions, investigate specific measures of how to implement the life cycle cost management in our institute and put forward a new conception of developing web - based flight control system lcc management information system with pdm as the platform. at last, investigate important factors such as reliability and maintainability that may affect the life cycle cost of the fcs in detail, and put forward specific methods of lowering the life cycle cost of the fcs

    論文在收集和整理大量資料的基礎上，首先深入分析了飛控系統壽命周期各階段的主要活動以及各階段的費用構成，為以後系統壽命周期費用的分析和評價奠定了基礎；其次，介紹了壽命周期費用估算的基本方法和使用范圍，並利用參數法建立了飛控系統研製費用與費用驅動因子的多元線性回歸模型，為新研系統的費用估算提供了依據；第三，結合實例對我所研製的某型飛控系統的壽命周期費用進行統計分析，運用灰色預測方法對未發生的使用及維修費用進行預測，得出了該系統的壽命周期費用以及各組成部分所佔比例；第四，根據實際情況，首次運用模糊理論對飛控系統的系統效能進行了綜合評價，構造了飛控系統系統效能模糊綜合評價模型；第五，結合我所實際，探討了如何在本單位實施加強壽命周期費用管理的具體措施，提出以pdm為平臺，開發基於web的飛控系統lcc管理信息系統的新構思；最後，對影響飛控系統壽命周期費用的重要因素如可靠性和維修性等進行了詳細地研究，提出了降低飛控系統壽命周期費用的具體方法。
  14. As to the video signal, alarm signal, control signal, are all weak electricity signal, exceedingly easily be subjected to the jam, in case the power supply system does not steady, wave propag ation is greatly, the harmonic content of power source overtops, the veins wave factors are great unduly, and even power source equipment breakdown, outputting abnormal, will be about to affect the video signal image effect, and dependability cuts downs to the security and alarming system. we adopt fast fu lye ' s mutation rule - fft alternatives, by the way of carrying fft alternatives to the local junction circuit, regulated power supply, ups ' s power source, and switch power source, thereby diagnose every degree harmonious wave content of power souse, and abnormal coefficient, compared to the normal working situation. thereby diagnose out the working condition of the regulated power supply, ups ' s power source, and switch power source

    如果有供電系統不穩定、波動大，電源的諧波含量過高，紋波系數過大，乃至電源設備損壞、輸出異常等情況出現，將會嚴重影響視頻信號的圖像效果，大大降低防盜系統的穩定性和可靠性，我們採用快速傅利葉變換原理，即fft變換，通過對市電、穩壓電源、 ups電源、開關電源等的電壓信號進行fft變換，從而得出信號中各次諧波的含量及信號畸變系數，並將其與正常工況下的參數進行對比，從而進一步診斷出穩壓電源、 ups電源、開關電源等設備的運行狀況；組成監控系統的設備長期處于工作狀態，往往由於設備散熱條件不好、設備老化故障等原因導致設備表面溫度過高，從而影響設備的正常運行，降低設備的使用壽命。
  15. Sszm500b straight line double edgers, and 90transfer taboe. 26 spindles on each sszm2500b. plc control system sets processing parameters via interface, and finishes processing at one time. this product has stable structure. precise and smooth transmission system, thetransmission belt drive adopts strong power and transfrequency motor to control speed, constant power, constantrele output and advanced epuipment to control, high polishing efficiency. it is the best matched equipment of large batch of furniture and decorated glass edge production, and production, and can be matched with gluing, printing, reinforcing, etc. production line

    才用plc控制系統通過界面設定加工參數一次完成加工，具有穩定扎實的底座結果精確流暢的傳動系統，傳送皮帶驅動採用大功率變頻電機調速控制，恆功率恆扭矩輸出和高配置的控制。結構緊湊，性能穩定可靠，拋光及生產效率高。是大批量的傢具和裝飾玻璃的磨邊生產的最佳配套設備，可以與夾膠印花鋼化等生產線配套使用。
  16. With the pressure measurement system for the swirl chamber diesel engine, by using the methods of equivalent power and the seven point three degree average for the indicator diagram, we can correct the tdc, smooth the pressure curve and make more accurate pressure data that is a well basis for the calculation of combustion heat release rate

    摘要本文在自行開發的渦流室柴油機壓力數據測錄系統的基礎上，利用等效功法和七點三次加權移動平均法，分別對示功圖進行了上止點校正和壓力曲線光順，使壓力數據更精確，為燃燒放熱率的計算打下了良好的基礎。
  17. 2. to the problem that the data table will be searched many times in mining of associative rules, an algorithm using with equivalence classes concept of rough analysis in the mining of single - dimensional boolean associative rules is introduced. the algorithm uses multiple minimal support thresholds instead of single minimal support threshold to settle with its limitation in the finding of frequent items, which makes the resultant rules set more proficiency, and including more significant rules

    針對關聯規則挖掘過程中多次搜索數據表的問題，將rough分析的等效類概念引入到關聯規則挖掘中，針對單維布爾關聯規則問題提出一種挖掘演算法，同時針對單一的最小支持度閾值的缺點，提出使用多個最小支持度閾值來進行頻繁項集挖掘，可使得結果規則集合更加精練，包含更多的有意義規則。
  18. This method need less unknowns, less computer memory requirement and better error convergence rate compared with low - order mom, and maintain the virtue of high accuracy. a method for efficient generation of mom matrices based on equivalent dipole is also discussed. we combine these two methods

    並在構造特徵基函數的過程中，將快速形成阻抗矩陣的等效偶極矩法運用於其中，使得兩種方法第一次有效的結合，這樣，我們在用矩量法計算散射問題時，可以節省時間，提高效率。
  19. The key to face those challenges and grasp opportunities lies in how to effectively integrate the information technology with courses teaching. however, some extensively existing factors, such as the lack of it integration method, underdeveloped software design, immature of evaluation guidelines, gradually become the main handicaps towards the it integration in education orientation. based on the features of it era and the current integration of it utilizations with course teaching, guided by related education theories and concepts, and combined with the practical teaching examples, this paper discussed the basic principles and paths towards the it combination into course teaching, and seeks to explore and try out an acceptable it integration guideline and method for primary schools, especially for those in rural areas

    諸如缺乏信息技術與學科有效整合的方法體系，多數教師主要集中在一節課或某一專題思考應用問題，缺乏對學科整體的把握;資源與軟體設計方法不夠科學，過于注重網路形式，缺乏有針對性的資源和軟體，教與學的關鍵困難解決不夠理想;信息技術優勢發揮不充分，缺乏對信息技術核心理論及方法的了解，資源和軟體往往僅使用了信息技術淺層次的優勢;缺乏有效的應用支撐體系;缺乏有引導性的評價體系，如什麼樣的課是好的整合課等。
  20. Secondly, apart from the spatial character, the operational data of sea area use management are characterized by multi - source, multiple scale, and coordinate, complex type and large quantity, etc, so this paper has laid emphasis on studying the spatial data model and the data framework related to the management of sea area use, solved a series of key technical problems such as check and correction, organization and structrue, quality management and standard norms for the geographical sapce data associated with the management of sea area use, proposed various practical and effective ways of storing and managing spatial and non - spatial data and established the spatial data base system for the management of sea area use

    其次，由於海域使用管理業務數據除空間特性外，還具有多源、多尺度、多坐標、類型復雜、數據量大等特徵，因此，本文重點研究了與海域使用管理相關的空間數據模型與數據框架，解決了海域使用管理相關地理空間數據的復合與訂正、組織與結構、質量管理與標準規范等一系列關鍵技術問題，並提出了切實有效的空間數據和非空間數據的不同的存儲、管理方式，建立了海域使用管理空間數據庫系統。
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