需用系數 的英文怎麼說

中文拼音 [xūyòngxìshǔ]
需用系數 英文
demand factor
  • 需 : Ⅰ動詞（需要） need; want; require Ⅱ名詞1. （需用的東西） necessaries; needs 2. （姓氏） a surname
  • 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...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 需用 : demand
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The dissertatio n constructs the index system, introduces the coefficients of development, coordination, fairness, and the coefficient of sd, which is composed by the former three and can reflects the sd overall strength of watershed, brings forward the quantative criteria of in order that the research of wrcc is based on the good watershed ecology and environment, the dissertation, according to the ecological appropriate theory, builds the logarithm normal distribution model about the relation between the growth of natural vegetation and the depth of groundwater ; based on this relation model, proposes a quantitative method of ecological water requirement ( ewr ) of natural vegetation in arid area, which utilizes the results of rs technique and the spot testing data of vegetative physiology demand

    針對流域特點建立了基於水資源的流域可持續發展評價指標體系，引入發展系數、協調系數、公平系數，以及由其構成的衡量水資源支撐社會可持續發展綜合水平與能力的可持續發展系數，提出了可持續發展的定量判別方法。為保證在良好生態的前提下進行水資源承載能力研究，論文根據生態適宜性理論，建立了乾旱區典型天然植物生長與主要環境因子的偏態單峰對數正態分佈模型。基於此關系模型，利用遙感技術成果以及植物生理需水的現場實驗數據，提出了乾旱區天然植被生態需水量計算方法。
  2. Is that if a set of points in n - space is cut by a hyperplane, then the application of the perceptron training algorithm will eventually result in a weight distribution that defines a tlu whose hyperplane makes the wanted cut

    ）下的結論是，如果n維空間的點集被超平面切割，那麼感知器的培訓演算法的應用將會最終導致權系數的分配，從而定義了一個tlu ，它的超平面會進行需要的分割。
  3. Under some natural weak assumptions that do not require the technological coefficients matrix is indecomposable, the fact that the dynamic input - output system is not asymptotically stable and the closed dynamic input - output model exists a balanced growth solution is proved

    利用矩陣特徵值理論和廣義系統理論，在相對弱的條件下（不需要直接消耗系數矩陣不可分解） ，證明了動態投入產出系統不是漸近穩定的。
  4. The iterative learning control has been raised as a new control concept. by correcting the current control command using the previous system error data instead of the exact system parameters, iterative learning control can effectively suppress the vibration of the highly periodic system

    迭代學習控制不需知道系統的具體動力學參數，只要系統運動具有一定周期性，它便能利用系統先前的控制經驗和輸出誤差來修正當前的控制信息，從而達到良好的控制效果。
  5. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法，建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型；通過分析降雨隨機特性，選定季節性時序隨機模型，建立了適合三江平原井灌水稻降雨預報的月平均降雨模型；根據最小二乘法，計算出幾種常用水分生產函數中的敏感指數及敏感系數，進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律；本文提出遺傳動態規劃法（ raga ? dp ） ，即採用改進的基於實數編碼的加速遺傳演算法（ realcodingbasedacceleratinggeneticalgorithm ，簡稱raga ）與動態規劃法（ dpsa ）相結合，推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  6. In this article, based on analyses tradition software engineering idea, we bring forward an application system of new exploitation means based on requirement commonness and reshipment component

    摘要在分析傳統軟體工程思想的基礎上，提出了一種新的基於需求共性、數據字典和重用構件的應用系統開發方法。
  7. “ there has been a great deal of controversy lately over stamper thickness and how to measure it, ” says thomas hackl cco of datarius group. “ the universal stamper checker was developed as a direct response to the demand from the industry for a test system that can not only check the quality of stampers, but is also easy to use

    這個通用系統是產業中第一個符合標準的對母盤機械參數進行檢測的測試系統，測試系統在運行程序運行之後可以對品質進行全面的監控，而不需要受到操作作人員的干預。
  8. For convenience to architects of structured cabling, structured cabling cad system uses access to save these non - diagrammatic data and produces the table of equipment and material quantity according to the database. in the development process of structured cabling cad system, autocad vba is used to compile program modules which needs to operate database, visual lisp is used to compile program modules which imitates architect ' s thinking to design and draw, including the situation

    在結構化布線cad系統開發過程中，對于操作數據庫的程序模塊採用autocadvba編寫，對于模擬設計者的思路進行設計計算和繪圖的程序模塊採用visuallisp編寫，也有部分模擬設計者思路進行設計和繪圖的程序模塊需要向數據庫中讀寫數據，這部分程序模塊也採用visuallisp編寫。
  9. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區，繪制了該地區新模型的參數等值線圖，率定了不同設計頻率的改正系數，使設計者只需在地形圖上獲取集水面積，河道平均坡降和流域形狀系數，在參數等值線圖上查得橋涵所在地的相應參數，使用計算器即可迅速計算出設計流量，大大縮短了設計周期，且精度較高，設計的洪水流量一般低於傳統方法，從而可減小橋涵跨徑，節省投資。
  10. In the preprocessing stage the method of user and session identification often adopt heuristic algorithm for the being of cache and agent. this induce the uncertainty of data resource. the cppc algorithm avoid the limitation and has no use for complicated hash data structure. in this algorithm, by constructing a userld - url revelant matrix similar customer groups are discovered by measuring similarity between column vectors and relevant web pages are obtained by measuring similarity between row vectors ; frequent access paths can also be discovered by further processing of the latter. experiments show the effectiveness of the algorithm. in the fourth part, this thesis bring some key techniques of data mining into web usage mining, combine the characteristic of relation database design and implement a web usage mining system wlgms with function of visible. lt can provide the user with decision support, and has good practicability

    本文演算法避免了這個缺陷，且不需要復雜的hash數據結構，通過構造一個userid - uel關聯矩陣，對列向量進行相似性分析得到相似客戶群體，對行向量進行相似性度量獲得相關web頁面，對後者再進一步處理得到頻繁訪問路徑。實驗結果表明了演算法的有效性。第四是本文將傳統數據挖掘過程中的各種關鍵技術，引入到對web使用信息的挖掘活動中，結合關系數據庫的特點設計並實現了一個具有可廣西人學頎士學位論義視化功能的web使用挖掘系統wlgms 。
  11. The third generation of scada, based on the technology of distributing computer net and relation data base, could realize the large - scale internet connection, which is currently applied in data collection, surveillance control and processing control in the fields of electric power system, water supply system, petroleum and chemical industry etc. the fourth generation of scada would adopt the internet technology, object oriented technology, neural network as well as java technology as its main development tendency, aiming at enlarging the integration of scada and other systems, which could finally meet the needs of business management and integrated security economic circulation

    現在的基於分散式計算機網路以及關系數據庫技術的能夠實現大范圍聯網的第三代scada系統被廣泛應用於電力系統、給水系統、石油、化工等領域的數據採集與監視控制以及過程式控制制等諸多領域。第四代scada系統的主要發展趨勢是採用internet技術、面向對象技術、神經網路技術以及java技術等技術，繼續擴大scada系統與其它系統的集成，綜合安全經濟運行以及商業化運營的需要。
  12. The reason is that in the most of designing and constructing units, computer is only looked upon as an " electric board, " nearly all of the information related to the geometric elements must be saved by another system

    這是因為在大多數設計或建造單位，微機的應用僅僅限於「電子圖板」 ，而那些與幾何元素相關的信息需用另一套系統來保存，即圖形與數據的分割。
  13. A novel communication receiver which uses lapped transform ( lt ) incorporating modified median filter ( mmf ) algorithm is designed for narrow - band interference excision. the lt domain mmf algorithm takes full advantages of the direct sequence spread spectrum signal, as well as the characteristics of lt, performing the transform domain filtering twice. the first filtering locates the position of interference and mitigates most of them. the second filtering is performed in a small neighborhood of the located interference. so lt domain mmf algorithm can completely mitigate the interference without distorting the desired signal. simulation results demonstrate the improved ber performance and increased robustness of our receiver

    本文採用改進的重疊變換域中值濾波演算法進行變換域抗干擾處理.該演算法既考慮到直接序列擴頻信號的特點，同時又利用重疊變換的特性對變換域系數進行了二次濾波.該演算法節省處理時間，並且不需要有關干擾的先驗知識，系統性能不會隨干擾頻率變化而變化，因而是一種很穩健的處理方法
  14. Although the problems with the supply is one factor that effect the domestic demand, the excessive decentralization of social purchasing power has a great negative influence on domestic demand. early in 1998, the geni coefficiency had exceeded the security line of 0. 4, which indicated that there were serious inequity in income distribution

    供給滯后雖說是影響內需的重要原因之一，但社會購買力的過渡分散也對啟動內需起了很大的負面作用，我國早在98年，表徵收入分配差距狀況的基尼系數就已經突破了0 . 4的警戒線。
  15. This method establishes the correlation template between one color component and the other two color components by using color correlation between three color components in each feature regions of a color head image. and it " s only necessary to quantize and code the first color component. during decoding, this color component is reconstructed

    該方法利用彩色人頭圖象在各個特徵區域三個色彩分量之間的色彩相關性，建立其中一個色彩分量與另兩個色彩分量之間的相關模板，並只需對第一個色彩分量進行量化編碼，解碼時重構這個色彩分量后，加上極少量的相關模板系數就可解出另兩個色彩分量，從而恢復圖象。
  16. With the characteristics of actual ship - board massmer having been duly considered, this lab - based massmer has been designed to have friendly interfaces, convenient operation and management, reliable performance and to be in conformity with the requirements of education and training. during the development of this system, a number of up - to - date technologies in the computer information area have been fully employed such as the technology in fieldbus, network, database, netdde and intouch etc. as a result, this system is characterized by the following points : 1

    在實驗室內建立的這套船舶機艙監測報警模擬系統，充分考慮並結合實際船舶機艙監測報警系統的特點，該系統具有良好的用戶界面，操作管理方便，工作可靠，符合教學和訓練需要，系統在開發過程中，充分利用了目前計算機信息領域的許多最新技術，如現場總線技術、網路技術、數據庫技術、 netdde技術、 intouch技術等，使本系統具有以下主要特點： 1
  17. Sometimes the huge relevant information in those databases should be managed unitedly, so, it is getting more and more critical to develop applications for building systems that combine relevant data from database sources and present them in a form which is comprehensible for users beginning with the basic theory of module and distributed multidatabase, this paper discusses the technologies about the ejb, corba component used in the oracle8i / 9i database, the schema integration and query decomposition, schema integration and query decomposition are key segment of this thesis

    某些情況下，這些數據庫中的相關信息需要統一的進行管理，這就迫切需要開發出相應的應用系統來集成多數據庫中的相關數據並使用戶能夠充分的理解。本文首先從組件和分散式多數據庫的基本原理出發，詳細討論了模式集成和查詢分解技術與ejb 、 corba等組件技術在oracle8i 9i數據庫中的應用。數據模式集成和查詢分解是本文探討的重點，也是分散式多數據庫的核心內容。
  18. It is easy to deploy clients, and easily updated and conveniently maintains, and has the good to hand over with each other. the ica network protocol consumes approximately 5 - 10 kilobits - per - second ( kbps ) of network bandwidth, include the dial - up connection, so it can run on any kind of connections

    6或sqlserver7刀這樣的方式客戶端不需要安裝emis應用程序， emis完全在應用服務器上運行，對客戶端用戶數目沒有限制，客戶端不需要維護，系統升級、更新非常容易，數據維護方便且具有良好的交互性。
  19. ( 5 ) taking full of advantage of the ado. net and asp. net technology under the. net platform. it construct a powerful remote control and monitor system and meet the reqirment of the users. in order to achieve real - time control, it design a front environments built on the asp. net structure, from which the system can fulfill the real - time function. due to the characteristic of drain off water pump station remote control and monitor system ( big pump station need high voltage ( 6000v ) and great power ), so now do n ' t adopt the ways that client _ end controls it. in addition, the server - end design a database to manage from which the system could tackle users information and online users log in the form of winform and strengthen the safety of the system

    Net平臺下的ado . net與asp . net技術，發揮兩者的武漢理工大學碩士學位論文優勢，構造了功能更強的遠程監控系統，更好的滿足用戶的需要。系統設計中以asp . net架構為前臺環境，實現了客戶端通過ie瀏覽器來實時的監控到排水泵站的運行情況，使系統達到了實時監視，但由於大泵機工作電壓高（ 6000v ）功率大（ 100okw ）的特點，暫不採用客戶端控制系統。在服務端，設計了數據庫，並且以winform的形式來管理網路管理員和用戶的信息以及在線用戶的日誌，加強了系統的安全性。
  20. According to the theory of input - output analysis and the features of coal industry, the coal resources input - output table filled by mathematical marks is constructed and the coal resources input - output mathematical model is built on the base of the table in the article. then the matrix of all demand coefficients ", that is the extended leontief converse matrix, is introduced under the condition of including coal resources department and pollution department and the general model of demand prediction of coal resources was concluded

    本文主要運用投入產出分析理論以及根據煤炭工業本身的特點，編制出以數學符號表示的煤炭資源投入產出表，並根據此投入產出表建立煤炭資源的投入產出數學模型，推導出包含煤炭資源部門及污染處理部門情況下的完全需要系數矩陣，從而得出煤炭資源需求預測的一般模型。
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