比較指數 的英文怎麼說

中文拼音 [bǐjiàozhǐshǔ]
比較指數 英文
comparison index
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 較 : Ⅰ動詞1 （比較） compare 2 [書面語] （計較） dispute Ⅱ副詞（比較） comparatively; relatively; fair...
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 比較 : 1 （對比） compare; compare with; contrast; parallel （with）; comparison; by comparison; in comp...
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. It further discusses the operation mechanism of the system of agrotechnical diffusion and indicates that the essence of technical diffusion is information diffusion, and the system depends on the course which information flows from the fountainhead to the receivers. and it analyzed the ingredients which influence the information flowing in the system. intruding shannon ’ s information

    進一步探討了農業技術擴散系統的運行機制，並指出，技術擴散實質是信息的傳播，是建立在信息從信息源到接收者之間的流動過程，對技術推廣系統中影響信息流動的因素進行分析，引入shannon的信息熵計算方法，對信息接受者的信息接收含量進行測度，通過對所得的數值進行比較，運用定量與定性分析相結合的方法證明技術推廣活動的效率。
  2. Then, we caculate the dynamic character of the reflective mtn cell with the optimized parameter, give out the distribution of velocity, twist angle and tilt angle at the midle of the mtn cell when switch on or off in consideration of the backflow

    並針對選定參數的mtn液晶盒作了動力學上的計算。文中分別了給出mtn盒在加電壓和撤電壓時，引流效應對反射率的影響，並比較指向矢，速度，中間層的傾斜角等參量分佈的情況。
  3. The paper proceeds from the transient equation for voltage and torque, analyze the electromechanic time constant of permanent - magnet dc servomotors based on the theory, and compare with the several testing methods which are used normal in the engineering, point out the difference and applying area also for the testing error which is led to possibly

    摘要為了準確評價伺服電動機的動態性能指標，從電機的電壓、轉矩平衡方程式出發，在理論上對永磁直流伺服電動機的時間常數進行了分析探討，並對工程實際中常用的幾種測試方法進行分析和比較，指出其差別和適用范圍以及可能造成的測試誤差。
  4. Comparing tow methods of efficency pre - estimation, it finds out the new method fit for super - low specific - speed pump. acoording to the study and comparison on efficency and reliability, the thesis points out merits and faults of the 5 types of impeller, and draws a conclusion that the complex impeller and partly blocked - flow - passage impeller are fit for the impellers of super - low specific - speed centrifugal pump

    比較了泵效率預估的方法，提出了適合於極低比轉數泵效率預估的新方法，並對其性能要求的效率和可靠性兩方面進行了研究比較，指出了五種形式葉輪各自的優缺點，得到結論：復合葉輪和部分堵塞流道的一般葉輪適合作極低比轉數泵葉輪。
  5. This paper firstly introduces the phylogeny and actuality of tide - power stations ; the development style of them ; and then, establishes the mathematics model of optimal regulation of tide - power stations ; narrates how to use eq, dynamic programming, genetic algorithm to solve the problem of optimal regulation of tide - power stations individually ; makes comparison of three kinds of methods, pointing out the excellence and weakness of each method ; discusses some particular problems of tide - power stations, differing from normal water power stations. besides, this paper uses vb to develop an optimal regulation software which can be used in all tide - power stations

    本論文首先介紹了世界潮汐電站的發展史及發展現狀；潮汐電站的建庫方案；然後建立潮汐電站廠內經濟運行和短期優化調度的數學模型；在此基礎上，進一步使用等微增率法、動態規劃法和基因遺傳演算法來求解潮汐電站優化調度問題，並對三種方法作了比較，指出各自的優缺點；論文也探討了潮汐電站優化調度中不同於常規水電站優化調度的特殊問題的處理方法。
  6. On the base of analysis on the characteristics of urban land gradation and evaluation in tai ’ an, the paper calculates the interior structural ratio index of urban datum land price including the various land price at same grades and the different grades land price in same classification according to the numerical value of base land value over the years. through comparing with the calculation results, the paper summarized the general change direction of the ratio

    本文在對泰安城區土地定級估價基本特點分析的基礎上，根據三輪的（ 1992年、 1999年、 2004年）基準地價的測算數值，計算出包括同級各類地價比率指數、同級各類地價環比指數、同類各級地價比率指數、同類各級地價環比指數在內的基準地價內部結構比率關系，並對三輪計算結果進行比較，總結出比率變動的一般規律。
  7. An attempt has been made by the author to quantify the effect of the covalent bonding on the metallic bonding of most metals by assigning covalent - metallitivities ( c - m ) values to some of the solid elements based on their melting temperatures in as compared to carbon ( diamond ), with a melting temperature of 3500, which is assumed to be 100 % covalently bonded and have a covalent - metallitivity of 4. 0

    作者試圖根據某些固體物質的按攝氏度計算的熔點與碳（金剛石）的比較，指定其共價金屬活性（ c - m ）的值，來量化在大多數金屬上的金屬性化學鍵的共價鍵作用， （比如） ， 3500攝氏度的熔點被認為是100的共價化合，且其金屬活性為4 . 0 。
  8. Abstract : taking single - rope drum wind as analysing object, the paper analyses safety coefficient of main rope using the dynamic state method under speed up, constant the speed, reduce the speed and emergency braking, change law is gotten comparing them with " mine safety standards ", points out existing problems and solving methods of safety coefficient in selecting and using rope in home

    文摘:以立井單繩纏繞式提升機為研究對象，從動態方面分析提升鋼絲繩安全系數，得出其在加速、等速、減速、緊急制動狀態下的變化規律，與我國《煤礦安全規程》的要求進行比較，指出目前國內選擇和使用提升鋼絲繩在安全系數方面存在的問題和解決辦法。
  9. We propose a chaos - based generation of the random ppm - ps signals, design and implement a generator of the ppm - ps signals. we introduce an if sampling technique and simulate the performances of digital demodulation techniques of using hilbert filters, sine filters, bessel filters and poly - phase filters. the poly - phase filtering method can achieve the higher mirror - frequency rejection ratio by using the low order filters

    介紹了中頻采樣技術，並對希爾伯特濾波法、辛格內插函數修正、貝賽爾函數插值法及多相濾波法等數字解調演算法進行了計算機模擬和性能比較，指出多相濾波法能以較低的階數實現較高的鏡頻抑制比。
  10. In chapter three, after introduced the method of fdtd in electromagnetic computing, we study the dispersion of several 2 order fdtd methods deducing from the difference for space and time variables by fourier theory. result show that the dispersion deduced by space - difference can be modified by the time - difference

    接著本文用傅立葉分析的方法研究了空間差分和時間差分格式以及二者聯合時的數值色散誤差特性，通過對幾種2階格式的研究和比較，指出了yee格式fdtd是2階格式中的最佳fdtd方法。
  11. The comparison of function pointers is not permitted under

    下不允許比較函數指針。
  12. Indicates how to compare strings when calling comparison functions

    指示當調用比較函數時如何比較字元串。
  13. A naive approach might be to use a library entry point for sorting, supplied with a comparison function to say that " kim black " precedes " dan smith " because 40, 000 is greater than 6, 000, and so on

    一個簡單的方法可能是使用庫入口點來進行排序，所提供的比較函數指出： 「 kim black 」位於「 dan smith 」之前，因為40000大於6000 ，等等。
  14. Analysis of frequency for plane compliant mechanisms based on the pseudo - rigid - body model was illustrated in detail, and the effect of section parameter 、 structure size and characteristic parameter of material on mechanisms were discussed respectively ; a newly relative index of frequency characteristic for the material of compliant mechanisms was advanced and some examples were given to validate its reliability

    摘要以偽剛體模型為基礎對平面柔順機構的頻率特性進行了詳細的分析，並分別就機構截面參數、結構尺寸、材料參數對頻率的影響進行了討論；針對柔順機構材料特點提出了新的頻率特性比較指標，給出了數值算例，驗證了評價指標的可靠性。
  15. By using the correction approach of vary - transfer function for designing parameter of closed - loop in the area of power electronics, the system could work reliably under wide range input voltage conditions. compared with the design method of closed - loop parameter, the advantages of the correction approach of vary - transfer function were highlighted and testified by simulation and experimental results

    為了使系統能夠在寬電壓輸入范圍內穩定正常工作，本文實現了提出的變傳遞函數系統校正方法在電力電子閉環參數設計中的應用，並與閉環參數設計方法進行了比較，指出了該方法的優點，並通過模擬和實驗驗證了該方法的正確性。
  16. Based on the studies in patent regulation, patent management and enterprise technical innovation made by academicians and entrepreneurs, this dissertation for the first time applies the structural analysis to the study of the patent management of the enterprises from a systematical perspective. with the positivism analysis of some specified enterprises, the author in this dissertation makes structural draws on the chinese state - owned enterprises, the non - state - owned enterprises and the foreign enterprises, by the comparison and contrast of which elicited the characteristics as well as problems of above mentioned enterprises and raises some proposals to the improvement of enterprise patent management which composes a enterprise patent management mechanism

    在前人有關專利制度實施、企業技術創新等文獻研究的基礎上，本文運用系統論原理，對企業專利管理進行結構分析，從案例和數據中抽象出國有企業、民營企業和外國跨國企業專利管理的結構模型，通過分析比較，指出這些企業呈現的專利管理的特點和問題並提出優化企業專利管理的對策，構建企業專利管理機制。
  17. Delivers the performance of the hang seng index plus the potential return locked - in if any on the investment cycle review date

    于投資周期檢討日，提供（與最初指數價格相比較）指數之表現，以及所鎖定的潛在回報（如有） 。
  18. Delivers the performance of the hang seng index plus the potential return locked - in ( if any ) on the investment cycle review date

    于投資周期檢討日，提供（與最初指數價格相比較）指數之表現，以及所鎖定的潛在回報（如有） 。
  19. Criterion method of settlement calculating is also introduced in this paper. after comparing the calculating value of criterion method with the data which measured in - site, this paper points out : ( 1 ) settlement brought by side deformation should be taken into account among the super soft silt groundsill in pearl river delta area ; ( 2 ) stress history has a great deal influence to the settlement, but the pre - consolidation pressure pc for the judgement of consolidation state of soil has no credibiliy which is gotten in laboratory

    此外，本文還簡述了規范推薦的沉降計算方法，並運用已有的工程實測數據與規范方法計算值進行了比較，指出對于珠三角地區的超軟弱地基。應考慮側向位移引起的沉降；應力歷史對沉降的影響較大，而判斷土體固結狀態指標的前期固結壓力p _ c ，在試驗室得出的數據並不可靠。
  20. Any cr field can be the target of an integer or floating - point comparison instruction

    任何一個cr欄位都可以是整數或者浮點比較指令的目標。
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