需用系數法 的英文怎麼說

中文拼音 [xūyòngxìshǔfǎ]
需用系數法 英文
calculation based on 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
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 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. 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。
  4. 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。
  5. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost ， which have restricted the development of apf

    目前畸變電流檢測常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流檢測法。這些方法均有一定的變換，需要快速、實時運算，因此必須使用高速的數字微處理器和高性能a / d轉換器，這必將大大提高系統成本，使得電路結構復雜，在一定程度上限制了有源濾波器的發展。
  6. 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。
  7. 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 。
  8. 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
  9. 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。
  10. A fuzzy image data model and a concept of fuzzy space are proposed, in which model visual feature, spatial feature and semantic feature are used for super feature in order to utilize advantage of traditional relation database as well as characteristics of image data and fuzzy retrieval. based fuzzy space, a method of similarity measurement of image is presented to support fuzzy features - based image retrieval and satisfy user ' s query requirement for image. in the thesis, a semantic template and the mechanism of dynamic relevant feedback are defined so that it can express user ' s query semantic and improve retrieval precision and useable capability for image retrieval

    研究了模糊檢索方法和相關反饋機制在圖象檢索中的應用，提出了一種模糊圖象數據模型和模糊空間的概念，該模型將可視特徵、空間特徵、語義特徵看作超屬性，既充分利用了傳統關系數據庫的優點，同時又考慮了圖象數據以及模糊查詢的特點，文中提出的模糊空間和模糊相似性度量方法能支持基於模糊特徵的圖象查詢，較好地體現用戶圖象查詢的應用需求，文中定義的語義模板和相關反饋機制能在一定程度上表達用戶的查詢語義，提高圖象檢索的準確率和易用性。
  11. From 1992 to 2000, while the elasticity of the country ' s administrative expenditure and of the sampled provinces is larger than 1 in 6 years, the elasticity of the nonprofit institution maintenance expenditure is larger than 1 in 2 years of the whole country, and in 4 years of the sampled provinces ; ( 5 ) the local fiscal expenditure structures are differentiated among the different regions, with the characteristic of the different local fiscal expenditure quotas per capita ; ( 6 ) the supply mechanism of the local finances is out of performance, and the resource allocation function of the local finances is obscure, with the functional scope and expenditure responsibility not adapted to the market economy ; ( 7 ) the problems of local public finance sustaining agriculture investment are as follows : first, the gross of the fund that local public finance sustaining agriculture is shortage

    1992 ? 2000年，全國地方財政行政管理費（含公檢法支出）支出彈性， 9年的數值有6年在1以上；樣本省區9年的平均數值有6年在1以上。全國地方財政各類事業費支出彈性， 9年的數值僅有2年在1以上；樣本省區9年的平均數值有4年在1以上。 （ 5 ）不同地區財政支出結構差異大，主要表現在地方財政支出水平在不5 、論文針對實現地方對政支出結構持續優化的預期目標的需要，系統地研究提出了適宜的政策措施『所提出的政策措施主要是: （ 1 ）轉換政府職能，調整地方財政使用方向。
  12. With the construction of the west of our country developing at top speed and the need of construction of mountainous expressway, the tunnel engineering, especially the tunnels on the mountainous expressway, will be increased. if the design of support structures of the tunnel still adopts traditional design methods, it will be difficult to give full considerations for the reasonability in economy of the sections of the support structures and for the reliability of bearing capacity and stability of the support structures

    隨著我國西部建設的高速發展和山區高速公路建設的需要，隧道工程特別是山區高速公路隧道工程將會日益增多，隧道支護結構的設計若仍採用傳統的隧道支護結構設計方法將難以充分兼顧支護結構斷面經濟上的合理性和支護結構承載力與穩定性的可靠性，往往安全系數偏大，不能達到「最優設計」的目的。
  13. To research the impact of tourism quantitatively, the writer uses more than one index or method, such as studying the income impact by method of scl, studying the industry linkage impact from the angles of in - put structure, sales structure, intermediate - requirement rate and intermediate - input rate ; calculating the influence index and be influenced index to study the industry affect impact

    採用回歸分析法，考察重慶旅遊業的收入效應;通過旅遊外匯收入狀況，研究重慶旅遊業的創匯效應;計算綜合就業系數，衡量重慶旅遊業的就業效應;運用投入產出法，從投入結構、銷路結構、中間投入率及中間需求率四個角度，分析重慶旅遊業的產業關聯效應;選取感應度系數和影響力系數，評價重慶旅遊業的產業波及效應。
  14. In order to ensure to process regularly the daily maintenance management, this paper is based on the theory and method of database design and the theory of pavement management system, combining the application environment and operation flow of the expressway maintenance system, bringing forward the four stages of the expressway maintenance system design which are the requirement analysis of consumers, conception framework design, logic framework design and physical framework design, scheming out an optimum database mode applied to all kinds of expressway maintenance systems, and establishing a common database application system, so that the expressway maintenance system can evaluate the pavement performance, forecast the pavement performance and make decisions of the pavement maintenance

    為了保證高速公路日常養護管理正常有序的進行，本文根據數據庫的設計原理、方法及路面管理系統原理，結合高速公路養護管理系統的實際應用環境和操作業務流程，提出了高速公路養護管理系統數據庫設計的4個階段? ?用戶實際需求分析、概念結構設計、邏輯結構設計和物理結構設計，設計出適用於各種高速公路養護管理系統最優的數據庫模式，並建立了通用的數據庫應用系統，使得養護管理系統能夠進行路面性能評價、性能預測和養護維修決策
  15. Optimal periodic control with the lowest operational cost by limiting total substrate discharge mass was studied. through adding new state variable and using supplement functions, the problem with restriction conditions was converted into nonrestriction problem. in addition, the dynamic searching method of optimal step coefficient was developed to modify the conventional gradient method, consequently the calculation problem of the multivariable optimal periodic control was able to be resolved better. it was found that the operational costs of optimal control under various initial states are distinctly different. a new concept of optimal control under optimal initial state was presented. it is pointed out emphatically that to the treatment system without optimal control condition, the suboptimal control with extensive practical value can be realized according to the results of optima control

    著重研究了在限制有機物排放總量時，使其運行費用最低的最優周期控制問題.通過增加新的狀態變量和用補償函數法，將本課題的有約束條件問題化為無約束條件問題，並提出了最優步長參數的動態搜索法來修改傳統的梯度法，從而較完善地解決了多變量最優周期控制的計算問題.研究中還發現了不同初始條件下最優控制所需要的運行費用也大不相同，進而提出了最優初始狀態下最優周期控制的新概念，這對保證出水質量的同時進一步降低污水處理成本來說具有更重要的意義.本文還強調指出：對于尚不具備實現最優控制條件的處理系統，可根據最優控制的研究結果實現具有廣泛實用價值的準最優控制
  16. The author analyses supply water quantity of groundwater, the yellow river water and the dirty water that can be reuse, and predicts society and economy factors. then the water flexibility coefficient method and gray theories method, trend method etc are made use of in order to program the needs of water and these methods was evaluated to make sure the reasonable estimate value finally

    通過對規劃區內地下水可供水量、黃河水可引進水量與污水回用之和構成規劃區內可供水總量的分析和對社會經濟發展指標分析和預測，利用曲水彈性系數法、用水積水增長率法、灰色理論法、趨勢法等多種方法對規劃區內的需水量進行預測，並對不同的方法預測成果評價，最後確定較優的預測值。
  17. This part concentrates on the analysis of the demand and price index in the container shipping market by means of forecasting and decision technology, and also a fitting forecasting analysis of the container transportation volume in shanghai port and china export container freight index ( cecfi ), etc, by means of the multi - elemental dynamic related coefficient and the rbf neural network

    第二部分，運用預測決策方法對集裝箱航運市場的主要供需和運價指數進行研究分析，利用多因素動態相關系數法和rbf （徑向基）神經網路預測法等技術分別對上海港集裝箱運量和中國出口集裝箱運價指數等進行擬合預測分析。
  18. Then this paper goes on to the factors that affect the oil foreign trades, including domestic oil supply, domestic oil demand, the level of foreign trade development, exchange rates and changes caused by entering wto. in studying the supply and demand gap, this paper uses a supply and demand balance method to decide the gap and uses method of domestic energy consumption development and method of energy elastic coefficient to estimate the future demand

    然後本文又分析了影響中國石油對外貿易趨勢的主要因素，重點對中國石油的供需因素進行了差額分析，分別運用中國能源消費增長趨勢、能源彈性系數法來大致預測了中國未來的石油需求，並通過供應和需求的對比，得出了中國未來所需要用石油對外貿易來彌補的供需缺口。
  19. After the overall evaluating the waterway of fuzhou city is given in this dissertation, the software of surface - water modeling system is adopted to construct the hydrokinetic modeling and water quality modeling for a part waterway. the method of respondent coefficient is adopted to calculate the water environment capacity, and the pollution loading rate needed to be cut down is got

    本文在對福州市城市內河進行綜合評價后，採用地表水環境模型系統（ sms ）軟體對其中一段內河進行了水動力學和水質模擬，並採用影響系數法計算了理想的水環境容量，得出需要削減的污染負荷。
  20. Two practical methods based on maximum correlation coefficient and fuzzy curve are proposed to determine the dead time according to the data sampled from industrial process without any manually operation

    提出了兩種無需人為干涉而是直接使用現場採集到的數據來確定滯后時間的方法:最大相關系數法和模糊曲線法。
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