水文用水準點 的英文怎麼說

中文拼音 [shuǐwényòngshuǐzhǔndiǎn]
水文用水準點 英文
hydrologic benchmark
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (字) character; script; writing 2 (文字) language 3 (文章) literary composition; wri...
  • : 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...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 水文 : hydrology水文測驗 hydrologic survey; 水文成因分析 hydrologicall genetic analysis; 水文地理學 hydr...
  • 水準 : standard; level
  1. Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally

    分析了國內外電站自動控制裝置的研究和發展狀況,尤其是國內小型電站的自動化現狀,針對現有電力部門的需求,設計並實現了一種單元式的微機自動監控裝置,該裝置不僅實現了對電站內各種模擬參數和數字信號的實時監測功能,還對輪發電機組進行了調控,通過與上位機處理程序的配合,可以實現電站的自動發電控制、機組順序啟停;在測量發電機組機端電壓和電流參數的時候,採32離散傅立葉演算法( dft ) ,增加了測量的確性和可靠性;通過通訊可以實現裝置的聯網運行,做到「分散控制、集中管理」 。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論主要從以下幾方面對地下資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀和混亂認識提出了自己的見解;全面闡述了地下資源變值系統理論的內容和意義,並與傳統的地下資源計算評價方法進行了對比分析,結合實例具體說明了方法的應;深入分析了地下資源預測預報工作的極端重要性和復雜性,對傳統的地下資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特及適條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應於地下動態過程線的分析,採時間序列中的b ? j法,蒙特卡羅方法,與地下資源變值系統理論相結合,探討了地下動態資料分析和地下資源預測預報的新思路;綜合分析了現今各類地下管理模型的特及缺陷,將數學規劃、數理統計、隨機過程等與地下變值系統理論相結合進行地表地下或多源的聯合優化調度,使模型更確、更實;對保證地下資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人素質的提高、節意識的增強及具體節措施、人口增長的控制、體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下資源的可持續開發;指出了地下資源可持續開發的進一步研究方向。
  3. With the rapid development of the security stock market especially the stock market in chian , issuing stock and circulating on market became the first choice of financing for more and more enterprise at the same time , more and more investors are attracted by the relately high initial return of stock however , the problem of ipos underpricing always exists in the stock market according to the data of more than one thousand chinese stocks , most new issues had great raise in the first trade day , and investors could acquire higher initial return than the average return of the stock market or the same industry we find that initial returns on a - share ipos average reached 132. 24 percent the main body of this paper is made up of six sections : in the first part , we introduced the method of the estimate of pricing decision ; in the second part , we analyzed the method of the pricing decision and issuing system in china , discussed the advantage and weakness of the various issuing methods , and compared the economic efficiency between the examine and approve system and authorization system ; in the third part , we analyzed the reason of ipo ' s underpricing in detail from information economics and other factors and combined with the environment of the chinese stock markets , we analyzed the special characteristics in china and how they effect the ipo ' s underpricing in the fourth part , we analyzed the data of chinese stock market with spss , made a analysis of the administrative pricing decision and market pricing decision , studied the underpricing phenomena of chinese stock market , and analyzed it ' s causes ; in the fifth part , we made a analysis of the examine approve system and authorization system ; and in the last part , we drew some conclusions and put forth some policy advices the follow are the conclusions and policy advices in this dissertation : ( 1 ) from the results of this empirical study , we found that the issuing price - earning ratio and the market situation before ipos are strongly and positively associated with the underpricing of shares , the issuing scale of ipo and the hit rate are strongly and negatively associated with the underpricing ; ( 2 ) we found that after the abolishing of ipo ' s p / e ratio and the using of authorization system , there is no significant difference among the underpricing of shares , but considered with the market entironment , we think that the ipo ' s underpricing has been correspondingly reduced ( 3 ) to reduce difference between the primary market and the second market , we suggested that we shall bring the " over - allotment option ( oao ) " to bear and resume the state - owned share and corporate - owned share to circulate on market as soon possible

    的主體由六個部分組成:第一部分介紹新股發行定價的估值方法;第二部分對我國的發行定價方式和發行制度進行分析,探討不同發行定價方式的優缺,以及審批制和核制經濟效率分析;第三部分從信息經濟學角度和其他因素的角度詳細分析造成新股發行抑價的原因,並結合我國股票市場實際情況,分析了我國市場的特有因素是否及如何影響一級市場的發行抑價程度的;第四部分利統計分析軟體spss對我國新股行政化和市場化定價進行實證分析,主要包括新股發行行政化和市場化定價方式的實施情況和效果分析、新股發行行政化定價方式的實證分析,以及新股發行行政化和市場化定價方式的比較實證分析;第五部分利統計分析軟體spss對我國新股發行審批制和核制進行實證分析;第六部分是本論的主要結論。本的主要結論和建議有: ( 1 )從實證分析結果看,我國新股發行抑價與市場環境、發行市盈率呈顯著正向關系,與發行規模、申購中簽率等呈顯著反向關系。 ( 2 )取消發行市盈率限制和實施核制等市場化改革措施並沒有降低發行抑價的絕對平,只是由於市場環境的因素,發行抑價的相對平才有所降低。
  4. Abstract : through analysis on the character and use of geothermal water, expatiate the mechanism of iron removal from geothermal water, adopt the iron removal and manganese removal technology of aeration full oxygen and savageness manganese grit osculate oxidation, and control the intention and time of inverse flush, these make the treated geothermal water reach the standard of iron and manganese chroma, moreover, it won ' t increase bad component or decrease good component it is a perfect iron removal and manganese removal technology that can save installation investment, need low operating cost and reduce the heat losing

    摘:通過對地熱的特及其途的分析,闡述了地熱除鐵除錳機理,採曝氣充氧、天然錳砂接觸氧化的除鐵除錳工藝,並適當控制反沖洗強度和時間,使處理后地熱含鐵、錳濃度達到標,且不增加有害成分或減少有益成分.設備投資省、運行成本低,熱損失小,是一種理想的地熱除鐵工藝
  5. Based on the conclusions of the domestic and foreign researches on the utilization of land resources, this dissertation carries out the research on the sustainable utilization of land resources of liaocheng. in the research, the author selects 30 factors as the evaluated elements from the five norms of productivity, stability, protection, economic force and social acceptability to set up the evaluation system, evaluates the comprehensive level of the sustainable utilization of land resources of liaocheng in the time - and - place - based way from the multi - angles of single standard, and diagnoses the obstructions quantitatively by introducing the two definitions of “ the deviation degree from the standard ” and “ obstruction degree ”, then puts forward the concrete measures for the main obstruction factors in order to provide the scientific basis for the management and quantitative evaluation on the sustainable utilization of land resources of liaocheng

    本論在借鑒國內外關于土地資源利研究取得經驗的基礎上,對聊城市土地資源可持續利進行針對性的實踐研究,從生產力則層、穩定性則層、保護性則層、經濟活力則層、社會可接受性則層五個方面,選取30個因素作為參評因子,建立評價指標體系;運單指標多角度和基於時兩種評價方法進行綜合測算,評判出聊城市土地資源可持續利綜合平;引進「指標偏離度」 、 「障礙度」概念進行定量障礙診斷,並針對主要障礙因素提出可持續利具體對策,為聊城市土地資源可持續利和管理提供定量評價的科學依據。
  6. Finite volume method is appilied in numerical modeling of the flow in no - pressure tunnel of high water reservoir in this paper. i select standard k - turbulence modeling that put forward by launder and spalding in 1972 by weighted poly - turbulence modeling. the difficulty is that there is free surface in flow, but free surface problem ' s calculating region is indefinitely

    有限體積法對高頭下庫無壓泄流進行了紊流數值模擬,根據多種紊流模型的優缺進行比較,選擇了launder和spalding於1972年提出的標的k ?紊流模型。
  7. This paper studies the mechanism generated from flow - noise in seawater pipeline, introduces controlling method of flow - noise, analyzes sound field characteristics of flow - noise in seawater pipeline system and the merits and demerits of measuring the flow - noise methods in and out of the pipeline. in our experiment, a test measuring device of seawater muffler is used in a measuring chamberlet to verify that a method of reverberation chamberlet is difficult to exactly measure the low frequency flow - noise in pipeline. at the same time the insertion lose of water muffler in the low frequency was measured by the measuring chamberlet method

    分析了海管路系統內流噪聲的產生機理,介紹了流噪聲的控制方法;分析了海管路系統中流噪聲的聲場特性以及流噪聲管內、管外測量方法的優缺;通過海消聲器試驗測量臺架,利測量小室驗證了混響箱法難以確測量海管路系統中的低頻流噪聲;測量小室對消聲器在低頻段的插入損失進行了測量。
  8. It is based on the above reasons, the leading system of flood, windstorm, drought control and the construction of water conservancy information engineering and the principle of theory and practicality are combined. based on the continuous development the following contents are researched in this paper : 1. the flood occurred law on major rivers and flood problems and flood control measure

    正是基於這種考慮,本論結合廣州市三防指揮系統工程和廣州市利信息化工程的建設,本著理論性與實性相結合的原則,從可持續發展的角度,重研究以下內容: 1 、廣州市主要河流洪發生的規律及存在問題與防洪措施; 2 、廣州市現有防洪措施的防洪標與可靠性; 3 、洪預報與調度系統的方法與技術路線; 4 、現代防洪管理。
  9. Mainly by using the historically comparative experience method, and in view of chinese linguistics and certain relevant theories like bruners structuralism and modern cognitive theories, and yet on the basis of elaborating on discipline structure of teaching chinese literacy in the primary school and the characteristics of child ' s cognitive development, this thesis reflects upon the practice of teaching chinese literacy in china ' s primary school and emphasizes the importance of good resolutions of the following issues : the relation between chinese literacy teaching and chinese teaching system ; the stages of chinese literacy acquisition and the multiplicity of the approaches to such acquisition ; the issue of chinese phonetic alphabet as the instrument of chinese literacy acquisition or as its goal ; major device and auxiliary devices for the development of chinese literacy, etc. and finally by addressing the essential frameworks of the new curriculum standards, the ultimate aim of chinese literacy teaching as well as the striving direction for china ' s chinese teaching reform is defined as " teaching aims at self - teaching "

    在對我國小學語識字教學歷史經驗進行回顧的基礎上,分析其中的合理性與局限性,找出問題的癥結所在,探索如何將漢字構字規律與學生的認知規律有機結合起來,提高識字教學平,是本的主要研究目的。本研究主要運歷史經驗比較法,借鑒漢語言字學、布魯納的結構主義和現代認知心理學的有關理論,在論述我國小學語識字教學的學科結構和兒童的認知特的基礎上,反思我國小學語漢字教學的實踐,提出識字教學必須處理好幾對矛盾:識字教學與小學語教學體系、識字的階段性與識字方法的多樣性、拼音是識字教學的手段還是目的、識字的主要方法與次要方法等,結合新課程標的基本精神,提出「教是為了不教」是識字教學的最終目標,也是我國小學語教學改革的努力方向。
  10. Permanent surveying markers as referred to in paragraph 1 of this article include wooden or steel signals and stone markers established at triangulation points, baseline points, traverse points, military control points, gravimetric points, astronomic points and leveling points of various orders and classes, as well as fixed markers used for topographic mapping, engineering surveying and deformation measurement, and installations at seabed geodetic points

    第一款所稱永久性測量標志,是指各等級的三角、基線、導線、軍控制、重力、天的木質覘標、鋼質覘標和標石標志,以及於地形測圖、工程測量和形變測量的固定標志和海底大地設施等。
  11. Second, this paper expounded the analysis of the universal model by means of the opengl 3d graphics standard. the whole model of a real hydropower station was also provided by this system

    其次,本闡述了應opengl三維圖形標進行通模型構建模塊的分析設計,並給出了由本系統繪制的真實電站輸系統的整體工模型圖。
  12. In this paper the water sample was digested in a high pressure disinfector and cod was determined by spectrophotometry. this method has some trait of rapidness, convenience and high accuracy

    摘要本研究了高壓消毒鍋重鉻酸鉀法消解環境樣,分光光度計測定cod ,本法具有快速、簡便、確度高的特,有良好的精密度。
  13. A multi - block incompressible viscous flow solver has been developed that can be applied to simulation of a variety of ship maneuvering related flows and calculation of hydrodynamic forces. validation and verification of the solution procedure are carried out on several model problems with good agreement to experimental and numerical results. the present block - structured viscous flow solver is based on solving the reynolds - averaged navier - stokes ( rans ) equations with a second - order cell - centered finite volume method ( fvm ) on non - staggered grids

    即在這種背景下,瞄船舶操縱動力預報方面的國際前沿和熱課題,通過對現代船舶粘性流計算方法的研究,自主開發了一個船舶操縱粘性流求解器,並將所開發的求解器成功地應於一系列和船舶操縱問題相關的粘性流動與動力計算,得到了令人滿意的結果。
  14. 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

    針對以上缺,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的教學策略,有效地解決了目前的系統智能性較低的缺;其次,本系統採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,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不同認知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,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確評價問題,為實現個性化教學提供了一個較確的依據。
  15. The text uses the macroeconomic model to analyze the measurement mechanism of the financial risk datum point level. it describes the basic mechanism that the loss factor conducting with the whole macroeconomic environment in the financial system in detail at the same time. and it analyzed the original cause of the condition that transforms each other briefly and the basic theory of fiscal crisis

    在這些分析的基礎上本把風險管理理論系統地引入財政風險研究中來,分析了財政風險過程的基本特徵,闡發了財政風險轉化條件、基等概念,運宏觀經濟模型構建了財政風險基平的衡量機制,詳細描繪了損失因素在財政系統內部和整個宏觀經濟環境中傳導的基本機理,並簡要分析了財政危機的成因、發生條件和向其他領域危機相互轉化的條件。
  16. Because the supply water system is large - scale, the pump stations are many, the ways of supply water are complicated, and the adjustable spare is large, the whole data in the optimization of supply water, the flux and its variety regulations in the control stations ca n ' t be acquired. the paper predicts supply water during the process based on the theory of artificial neural network control. the optimization has two steps

    在實際供系統中很難確地獲取整個管網的所有基礎數據,主要難以預知所有節的逐時流量及其變化規律,因此成為供系統的優化調度的難,本人工神經網路對供量進行預測,應二級優化調度,第一級以整個供系統的費最小為目標,回歸方法求出各供的供量;第二級利流量跟蹤的方法對每個供(泵站)實現優化運行,以期在泵站內達到最大節能目的。
  17. The paper introduces the optimal design of the second grade level net in fuoshan, expounds the evaluating method on accuracy for different net pattern based on the principle of indirect balancing and the computing function of the excel matrix, and selects a pattern which meets the needs of national norm for net form, the density of point, accuracy and reliability

    摘要本介紹了佛山市二等網項目的優化設計,重闡述了根據間接平差原理對不同的布網方案,利excel的矩陣計算功能實現精度評估的方法,評選出一套從網形、位密度、精度、可靠性等方面都符合國家規范和佛山特的方案,以供參考。
  18. This paper firstly applied sequential cluster method to set up the classification standard of precipitation state based on the fact that there are much uncertainty and imprecise characteristics in the precipitation course ; then this paper presented a method which is called markov chain with weights to predicted the future precipitation state by regarding the standardized self - coefficients as weights based on the special characteristics of precipitation being a dependent stochastic variable ; and applied this method to a real hydrological observation station with nearly 50 years precipitation information in shanxi province at last, an ideal result was obtained

    摘要首先基於降過程存在大量不確定性、不精確性的特,應有序聚類的方法建立降豐枯狀況的分級標;然後針對降量為相依隨機變量的特,採取以規范化的各階自相關系數為權重,加權的馬爾可夫鏈模型來預測未來降的豐枯變化狀況;最後以山西省某站近50年的降資料為實例對該方法進行了具體的應,獲得了較為滿意的結果。
  19. It has been shown that this updated sampling and measurement method, which can measure the content of tar and dust individually, appears much more precise and credible, particularly aiming at the characteristic of heavy tar and dust content in biomass gas. this clarification system that adopts two - level shell and tube condensers and one tar removal filter, has the advantages of high removal efficiency ( 97 % ~ 98 % ) and low operating cost. besides, it has been made more environmentally friendly considering that wastewater from condensers has measured up to related effluent state standards after being disposed in tar clarifier - tank

    多次試驗表明:針對生物質氣浙江大學碩士學位論含焦油灰塵量大的特,改進的生物質焦油取樣測量法可實現焦油和灰塵的分離,有較高確性和可靠性;採二級管殼式冷凝器與一級乾式過濾器結合的燃氣冷凝凈化系統不但凈化效率高( 97 98 ) 、運行費低,而且含焦油廢二經過澄清池澄清處理后可達到國家相關污排放標,避兔了濕式凈化系統的污染;兼顧凈化效果、經濟性和減少污染考慮,採以半焦為吸附材料的于式凈化系統可以達到炊燃氣對焦油含量的要求。
  20. In the thesis, some advantages and disadvantages in the application of common assembly theory method and fuzzy assembly theory method was also discussed and a concept of " would - be flood season " of reservoirs was presented. a description method of " reservoir would - be flood season " using an sample of cha ' ersen reservoir was presented. a dynamic control method for reservoir limiting level during " would - be flood season " was presented and a fuzzy and optimizing model was formulated for calculating dynamic values of reservoir limiting level during " would - be flood season " by application of fuzzy and optimizing theory

    庫汛期描述與汛限位確定理論方法及其在庫實踐中的應情況,進行了詳實的分析研究;論述了普通集合理論方法和模糊集合理論方法在實踐應過程當中存在的優和不足;提出了汛期的概念,並結合察爾森庫實例論述了汛期描述方法;提出了汛期汛限位動態控制方法,應模糊優選理論建立了計算汛期汛限位動態控制值模糊優選模型。
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