coefficient adj. 共同作用的。 n. 1.共同作用;協同因素。 2.【數,物】系數,率;程度。 coefficient of absorption 吸收率[系數]。 coefficient of expansion 膨脹系數。 coefficient of displacement 排水量[系數]。
On the application of demand elasticity coefficient in price decision - making 需求彈性系數在價格決策中的應用
An analysis on the power demand based on electricity consumption elasticity coefficient 基于電力消費彈性系數的電力需求分析
3 . the elasticity coefficient of exchange rate pass - through in short term is less than that in 2 、不同行業的匯率傳遞彈性系數是有明顯差異的。
This article takes the lagrange equation as the principle , establishes mathematics modeling to the inertia brake vibration when it brakes , then simulates it with matlab . this paper educed the relation equations between , which are the inertia brake ' s friction coefficient of the brake ring and the friction disk , the mean radius , the braking force , rotation inertia of the driving top and the spline shaft , spiral climbing angle of the brake ' s concave - convex helicoid , the mean effort radius of the concave - convex helicoid , elasticity coefficient of the spring , quality of the driving top and the spline shaft , rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft , suppresses sleeve . provides the theory basis for the inertia brake structure optimization 本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行數學建模,然后用matlab對其進行仿真,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系,為慣性制動器的結構優化提供了理論依據。
We point out some advantages and disadvantages . third , apple consume demand in china . the article summarizes development trend and estimates elasticity coefficient about apple consume demand in china , according as questionnaire investigations and statistic data mainly in hubei , henan , jiangxi and zhejiang , we have done empirical analysis on apple ' s consumption influencing factors in china 概括了我國蘋果消費需求發展趨勢;測算了我國蘋果消費需求彈性值;重點結合湖北、河南、江西、浙江四省的問卷調查資料及文獻統計資料對影響我國蘋果消費需求的因素作了分析,這些因素包括:居民收入水平因素、產品品種質量因素、供給時空因素、消費者購買行為因素等。
Through analyzing and comparing , the results are presented below : that applying light structure design and selecting larger elasticity coefficient linear motor can improve greatly displacement output dynamic capability of positioning system and controlling precision of position motion , and this is helpful to meet the demand of increase productivity 分析比較仿真試驗曲線可知:采用結構輕量化設計、選用較大彈性系數的直線電機等可以大幅度改善定位系統的位移輸出動態性能,提高定應運動的控制精度,并有利于滿足設備高生產率的需求。
This paper chooses the indicators of economy and land quality input which has influence on the output , depending on cd - productive function to establish the function between input and output : y : productive forces of the cultivated land f : input of the fertilizer and agricultural chemical i : input of the irrigation l : input of the labor q : input of the land quality a : the level of average management t : the level of changing management a , b , c , d , f : productive elasticity coefficient the factor of the land quality includes texture , content of the organic matter , degree of the pickled , the structure of the soil 本項研究選擇了影響農用地總產出的經濟投入指標和土地質量投入指標,借助c - d生產函數,建立土地投入產出的函數關系: y = a ? e ~ ( ft ) ? f ~ a ? i ~ b ? l ~ c ? q ~ dy為以土地總產值表示的土地生產力f為化肥和農藥的投入i為灌溉投入,即灌溉所需用的水電費l為勞動力投入(考慮了農業機械投入的修正) q為土地質量投入a為平均管理水平t為變化的管理水平a 、 b 、 c 、 d 、 f分別為各相應生產要素的產出彈性系數其中,土地質量因子包括表土質地( t人有機質含量矚入鹽漬化程度px土體構型p )等。他們之間的關系為: q ( a ; xt a 。
This paper deduced the rationality of logical relation for the evaluation model based on c - d product function to quantitatively evaluate intensive and extensive degree of land - use , then defined the elasticity coefficient of labor and capital of henan province and its cities with the method of potential analysis , finally calculated the intensive coefficient and extensive coefficient of the construction land - use and evaluated their development models of the construction land - use based on these two important parameters 摘要首先根據c - d生產函數理論推導定量評價建設用地的集約系數與粗放系數模型邏輯關系的合理性,然后采用勢分析方法確定河南省及其各市勞動和資金產出的彈性系數,最后計算其建設用地的集約系數與粗放系數,并根據建設用地利用集約系數和粗放系數這2個重要參數確定其建設用地利用發展模式。
This thesis designs emphatically the data base of rsddss . finally , according to the principle of regional sustainable development and elasticity coefficient method , this thesis analyzes the harmonization station between population and economy , and some auxiliary decision advisements are presented 最后,結合河北省的實際情況和區域經濟發展對人口增長的彈性系數法,對河北省的人口與經濟協調發展進行了分析,并提出了河北省可持續發展的人口子系統的輔助決策建議。
Therefore , it is useful to decrease nitrogen application amount or even with n application in split time so as to decrease the n loss and leaching in the paddy - field . 6 . to define and calculate even productivity of nitrogen in the surface water - body ' of paddy field ( epnw ) , marginal productivity of nitrogen in the surface water ( mpnw ) and elasticity coefficient of nitrogen in the surface water ( ecnw ) , indicated that epnw and ecnw increased with n application amount increase , however mpnw has no the rule 6 .定義和計算水氮平均產生力、水氮邊際產生力和水氮產生力彈性系數,表明水氮平均產生力和水氮產生力彈性系數是隨著施氮量的增加而增加的,而水氮邊際產生力隨施氮量的增加并沒有表現出明顯的增加趨勢。