proportion constant 中文意思是什麼

proportion constant 解釋
比例常數
  • proportion : n. 1. 比,比率;【數學】比例。2. 相稱,平衡,調和,配合。3. 份;部分。4. 〈pl. 〉 大小,面積,容積。vt. 1. 使相稱,使均衡。2. 攤派,分配。
  • constant : adj 1 恆定不變的,固定的,穩定的,恆久的;繼續不斷的。2 不屈不撓的,堅韌的。3 忠實的,有節操的。n...
  1. In adding - acid system : the resistivities of different lithotypes " cp tend towards being constant and equal when weight percentage of aniline exceeds 50 % ; because of the structure difference of different lithotypes, the polymerizing places and processes are different ; the resistivities of vituain / pan and fusain / pan reach the lowest point respectively when ( ntloisiog / an is 0. 6, 1. 0 ; the resistivities of cp decline fast and tend towards being constant along with the reduction of diameter of coal. in not adding - acid system : the resistivities of different lithotypes ' cp decline evenly ; it is found on the crossed experiment of cp, that ( nflsaog / an mole proportion is the most important factor to influence output ratio of cp and the weight percentage of aniline is the most important factor to influence resistivities of cp. according to the result of the crossed experiment of cp

    在有外加酸體系中:苯胺百分含量大於50時,不同煤巖組分的電阻率趨于恆定和一致;由於不同煤巖組分結構上的差異,導致苯胺聚合場所和聚合過程的不同;當過硫酸銨/苯胺摩爾比為0 . 6 , 1 . 0時,鏡煤-聚苯胺導電材料電阻率和絲炭-聚苯胺導電材料的電阻率分別達到最低值;在無外加酸體系中:不同煤巖組分/聚苯胺導電材料的電阻率隨著聚合時間的增加而均勻下降,並在8小時左右達到恆定;在對絲炭-聚苯胺導電材料進行的正交試驗中發現:過硫酸銨/苯胺摩爾比對產率的影響最大,苯胺重量百分比對產率影響最小,而對產物電阻率影響最大的是苯胺重量百分比。
  2. The interfacial shear stress is a constant proportion of the bottom shear.

    交界面的剪力與底部剪力之比是常數。
  3. According to this law, the pressure of a given mass of gas at constant temperature is in inverse proportion to the volume occupied by the sea

    根據這個定律,在恆定溫度下,某定量氣體的壓力是和該氣體所佔的體積成反比的。
  4. Constant proportion portfolio insurance, cppi

    策略和恆定比例投資組合保險
  5. Through analyzing the figure of energy wasting of pump, the quality in pipes is direct proportion of the speed of pump if the speed of pump is reduced. the power of electromotor fell the cube of the speed of pump. so the energy wasting of constant pressure water supply based on variable frequency speed regulating technology is envident less than the traditional mode is used throttle to supply water

    分析水泵工況的能耗比較圖,可以看出利用變頻調速實現恆壓供水,當轉速降低時,流量與轉速成正比,功率以轉速的三次方下降,與傳統供水方式中用閥門節流方式相比,在一定程度上可以減少能量損耗,能夠明顯節能。
  6. In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made

    論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究,針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處,採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機,綜合了永磁發電機和電勵磁發電機的優點,提出一種磁路分開的結構進行電機本體的設計,並選用單片機80c31作為電壓調節器的控制核心,比例?積分?微分控制( pid )作為其控制演算法,從原理上較好地解決了其電壓的自動數字調節,並試制了一臺樣機。
  7. Enter the newest symbol of the corporate - bond bonanza : an instrument known cryptically as the constant proportion debt obligation, or cpdo

    公司債券這一富礦的最新代表出現了:固定比例債券,或簡寫為cpdo ,一個意義深遠的工具。
  8. Through simulation and calculating the four models, the influence on proportion coefficient, integral time constant, derivative time constant and partial feedback coefficient for system performance is analyzed. the ideal reference value of every parameters and step respond curves are given. the simulation result may be used as reference for making analogue controller or digital controller

    通過對這四種模型的模擬研究,分析了各模型中比例系數、積分時間常數,微分時間常數及局部反饋系數對系統性能的影響,並給出了各參數較為理想的參考值及階躍響應曲線,模擬結果對製作模擬控制器及數字控制器有一定的借鑒作用。
  9. We will discuss two kinds of way to charge transaction cost which are used usually in market. it is discussed in detail to charge constant cost per change in the proportion of every asset. we use new variables to deal with non - smooth programming problem including absolute values

    本文中的討論只涉及到常見的兩種收取交易費方式,重點討論了按固定數額收取交易成本的情況,用增加變量的方法來處理含絕對值的非光滑規劃問題
  10. The shell thick is linear with the average diameter of capsules while the weight proportion of the shell to the core is constant. the shell thick decreases with the increase of the stirring rate

    在囊壁囊芯比例固定的條件下,囊壁厚度與膠囊粒徑呈線性關系,且隨轉速增加而減小。
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