rate of change 中文意思是什麼

rate of change 解釋
變動率
  • rate : n 1 比率，率；速度，進度；程度；（鐘的快慢）差率。2 價格；行市，行情；估價，評價；費，費用，運費...
  • of : OF ＝Old French 古法語。
  • change : vt 1 改變，變更，變換，變革。2 交換；兌換；把（大票等）換成零錢；把（支票等）兌成現金。3 換（車、...
  1. Social analysts often overrate the rate of change.

    社會分析家往往過高估計發生變化的速度。
  2. He now called a variable quantity a fluent and its rate of change, the fluxion.

    他現在把變量叫做流，變量的變化率叫做流數。
  3. The mass outflow rate minus the mass inflow rate is equal to the time rate of change of mass storage in the parallelepiped.

    質量的流出率減去質量的流入率等於貯存在這個平行六面體中的質量的時間變化率。
  4. The damping force of radiation is a jumpulse of the time rate of change of force

    摘要「輻射阻尼力」是一種力變率的猝量。
  5. Abstract : analyzing the general method of temperature screening for assembly in our country, combined with the experience of accelerated testing abroad, we proposed a definition method of parameters, such as temperature range, rate of change of temperature and dwell time. in this paper, we introduce some experience in a temperature screening of a mainboard

    摘要：分析了目前國內在組件溫度篩選方面的一般做法，吸收國外加速試驗的經驗，並借鑒定量篩選中根據成效率確定無故障檢驗時間的方法，提出了組件溫度篩選中各參數（如溫度范圍、溫度變化速率、高低溫保持時間和循環數）的確定方法，並以一種稅控加油機主板的溫度篩選為例，介紹了組件溫度篩選方法研究中所總結的一些經驗。
  6. The single - observer passive locating method with phase difference rate of change and some key technologies - are studied in this dissertation on the applying background of locating remote slow offing targets with fast plane. this dissertation is outlined as follows

    本文面向快速運動的空中觀測平臺對海面慢速運動目標定位的特定應用背景，利用相位差變化率方法進行了單站無源定位體制和關鍵技術的理論研究。
  7. Although climate has changed continuously in the past, the present rate of change is unparalleled ; that is what will make our adaptation difficult and costly

    氣候固然一直在變化，但目前的變化速度卻是前所未有的；這將使我們的適應過程艱難而代價高昂。
  8. A dc transit system can never be fully protected because the protection cannot always distinguish between distant faults and train load currents for both of the currents have the similar magnitude and the rate of change

    在各種短路故障中，地鐵直流側遠方短路故障由於其故障電流的大小和變化率都很難同正常負荷電流鑒別開來，所以至今難以做到百分之百的保護。
  9. Ti ? the rate of change of the input voltage waveform during a logic transition ( low - to - high or high - to - low )

    在邏輯轉換期間，輸入電壓信號波形的變化率（由低到高或由高到低） 。
  10. Regard county, district unit of one grade of administrations as unit of counting, carry on land spend multi - level space - time dynamic change study, analyze 1986 - 2001 the land utilizes the quantity change all - sidedly, the land utilizes the space change of structure. through analyze article draw following meaningful conclusion while being above - mentioned : ( l ) district this one year, hit land utilize and take place the change by a large margin, and there are obvious regional differences one year. display it in the following several points concretely : land use pattern change a heavy one field, traffic land used for and cultivated land secondly most, residential area and land used for industrial and mining, utilize ground and forest land again, and water areas rate of change minimum

    以縣、區級行政單元為統計單元，進行了土地利用多層次時空動態變化研究，全面分析了1986 - 2001年間土地利用數量變化、土地利用結構空間變化、土地利用景觀結構動態變化、土地利用程度變化、土地利用變化的區域差異等動態變化過程和土地利用變化規律，並應用數理統計和綜合模糊評判方法，利用社會統計軟體spss 、數學軟體包mathcad9 . 0定量的建立了土地利用變化的驅動力模型和預測模型，運用預測模型對本區土地利用類型進行了預測，並針對各驅動因素的地區差異，進行了驅動力分區。
  11. According to the rate of increase form of the equation of the income, money supply rate of increase which as monetary policy intermediate objective mainly is decided by the economic growth rate, rate of price rises and rate of change of speed of the monetary velocity. therefore, through the study on monetary velocity, we can analyze the actual effect of the monetary policy more deeply, and play a certain reference arriving role to the formulation and implementation of the monetary policy

    根據收入方程式的增長率形式，作為貨幣政策中間目標的貨幣供應量增長率，主要取決于經濟增長率、物價上漲率和貨幣流通速度變化率。因而，通過對貨幣流通速度的研究，能夠更加深入地分析貨幣政策的實際效果，並對貨幣政策的制定和實施起到一定的參考作用。
  12. Standard test method for hydrogen sulfide in the atmosphere by rate of change of reflectance

    反射系數變化速率法對大氣中硫化氫含量的標準試驗方法
  13. The rate of change of signal intensity with oxygen concentration is greatest at low levels

    在低水平下，信號強度隨氧濃度的變化率是最大的。
  14. In the past twenty four months, the year - on - year rate of change of ssaip and cpi ( a ) are listed in annex 6

    過去二十四個月社援物價指數及甲類消費物價指數的按年變動百分率表載列于附件六。
  15. The rate of change of velocity, for a given body, is directly proportional to the exerted on it.

    對於一個物體，其速度的變化率與它所受的力成正比。
  16. This article has analyzed the strain gauge fatigue law, it has carried on the confirmation through the experiment ; summarized inferring the weary condition principle and the method of the strain gauge from the zero creep and the sensitivity rate of change theoretical formula

    摘要分析了應變片疲勞規律，並通過實驗進行了驗證；總結出了利用零點漂移和靈敏度變化率理論公式推斷應變片的疲勞狀況的原理和方法。
  17. Has analyzed the existing thermal power plant boiler superheat vapor temperature governign system control strategy, proposed exports the vapor temperature using the boiler the rate of change and the chamber exports the haze temperature to take the forward feed signal, the solution superheat vapor temperature adjustment hysteresis quality

    分析現有熱電廠鍋爐過熱蒸汽溫度調節系統的控制策略，提出利用鍋爐出口蒸汽溫度的變化率和爐膛出口煙氣溫度作為前饋信號，解決過熱蒸汽溫度調節的滯后性。
  18. The electromagnetic mass is another effect of the time rate of change of radiant reacting force

    電磁質量是輻射反作用力變率的另一作用效果。
  19. The material origin of the time rate of change of radiant reacting force is the radiation field

    輻射反作用力變率的物質來源是帶電粒子的輻射場。
  20. Rate of change limiting control

    變化率極限控制
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