查询词典 variable cost

The three-rotor single phase variable voltage and speed motor possess the advantages of simple control, low price, and a wide range of variable speed, particularly good condition for heat scatter in lower speed running.

三转子单相调压调速电动机具有控制简单、价格低廉、调速范围宽等优点，尤其在低速运行下有较好的散热条件。

Integer can assign to integer and real variable, but real number can only assign to real variable.

整数可以配给整数及实数的变数，但实数只可以配给实数变数。

Convention V-belt Continuously Variable Transmission, shifts gears the travel mechanism property fixed constraint, unable full into full play initiative control advantage, to engine and Transmission on the go to hold optimum match, Also takes into consideration acceleration and fuel consumption performance, so this paper research Motorcycles with an Electronically-Controlled Continuously Variable Transmission shift gears planning, to use motor power screw, we shall revolve motion changes rectilinear motion, to push driving sheaves achieved to change speed ratio; Comparison between analysis convention CVT speed ratio shift gears curves of acceleration and fuel consumption performance optimum curves, use engine can hold high performance output or low fuel consumption region run.

中文摘要传统皮带式无段变速器(Continuously Variable Transmission， CVT)，换档行程由於机械特性的限制，无法完全发挥主动控制的优点，让引擎与变速器随时保持在最佳的匹配状态，同时顾及加速性能与燃油消耗，所以本文主要研究机车用电子控制式无段变速系统(Electronically Controlled Continuously Variable Transmission， ECVT)最佳换档规划，利用马达与动力螺杆，将旋转运动改变为直线运动，以推动主动滑轮达到改变减速比；分析传统CVT减速比换档曲线与最佳化曲线之加速性能及燃油消耗比较，使引擎能够保持较高性能输出或较低油耗区间运转。

The adaptive single Gaussian modelis used in the stable region with gradual changes and the nonparametric model is usedin the dynamic region with jumping changes.A Generalized Agglomerative Scheme isused to merge the pixels in the Variable Region and fill the small interspaces.ATwo-Threshold Sequential Algorithmic Scheme is used to group the backgroundsamples of the Variable Region into distinct Gaussian distributions.

通过在色度和亮度空间对监控背景进行有效的区域分类，在变化小的稳定区域采用简单快速的自适应单高斯模型，在变化大的动态区域采用计算复杂而有效的非参数化模型。

Explanatory variable; predictor; predicated, independent variable; fixed variate; regressor

解释变量；预测因素；独立变数；固定变数；回归数

This will limit the operating range of the generators. Hence, this proposal aims to develop an innovative 「dual variable configuration」 generator which can be applied to wind power system. The feature of the proposed generator is such that its windings and air gap are regulable so that the characteristics can be regulated to cope with variable rotational speed operations and different turbine designs with a control algorithm applied.

因此，本计画旨在研发一创新双重变结构之发电机，并应用於风力发电系统，其特色为利用两种发电机变结构设计-亦即「绕组切换」与「调整气隙」，结合控制法则以即时调整发电机特性，使其适用於各种叶片设计以及各种转速下之操作，并使发电机输出得以始终运作於最大功率点。

Since in some instance, the variance of response variable might be changeable along withthe alteration of explanatory variable, in the procedure of model constructing, a fixedeffects model should be considered firstly, then the random effects model or randomcoefficient model when necessary. The best fit model should be chosen by comparing thealterations of between-study variance and residual variance, as well as their relationshipswith covariates.

基于各研究中因变量与自变量间的曲线形状可能存在较大差异，建模时可依次考虑固定效应模型、随机效应模型和带协变量的随机系数模型，并观察研究水平的方差与残差方差的变化，以及与协变量的关系，从而选择最优模型。

The research is carried on from four aspects. One is, based on answering the above open problem on a finite dimensional Euclidean space by means of partially ordered theory, to research the existence of solutions, global error bounds of proximal solutions and sensitivity of parametric unique solutions and present a class of variable-parameter three-step iterative algorithms for generalized set-valued variational inclusion problems by using - resolvent operator of set-valued mapping.Two is to consider the convexity, closedness and boundedness of the solution set of general set-valued variational inclusion problems and the sensitivity of the parametric solution set by means of graphical convergence theory. Three is to discuss directly the existence of solutions by using analytical methods for set-valued mixed quasi-variational-like inequalities and suggest a class of direct variable-parameter three-stepiterative algorithms for solving generalized set-valued variational inclusions.

研究分有三个方面：一是借助于偏序理论在有限维欧氏空间中解决了上述公开问题，在此基础上利用集值映射的η-预解算子，研究了广义集值变分包含问题解的存在性、逼近解的全局误差界、参数唯一解的灵敏性，并提出了一类变参数三步迭代算法；二是借助于图收敛理论研究了一般集值变分包含问题解集的凸性、闭性和有界性以及参数解集的灵敏性；三是用分析的方法直接讨论了集值混合拟类变分不等式问题解的存在性并提出了一类求解广义集值变分包含问题的直接变参数三步迭代算法。

Top 顶端 Variable area flowmeters变面积流量计 The variable area flowmeter (Figure 4.3.7), often referred to as a rotameter, consists of a vertical, tapered bore tube with the small bore at the lower end, and a float that is allowed to freely move in the fluid.

可变区流量计（图4.3.7 ），通常称为浮子，由一个垂直的，锥形管口径与小口径在较低的结束，花车是允许自由移动的液体。

In the chapter 5, during the optimization, the influence of search efficiency of choosing search variable is studied, and author proposes a kind of choice, which the positions of two exit points and the sagitta of the slip surface are taken as the search variable (the sagitta depends on the dynamic positions of two exit points of the slip surface), The examples show that the choice method decrease search region, improve the efficiency of searching, and has applying foreground.

在第五章中，探讨了搜索变量的选取对搜索效率的影响，对此作者提出以滑弧的两个端点位置以及它所组成的弓形高为搜索变量。实例表明，搜索变量的这种选取方法缩小了搜索范围，提高了搜索效率，有很好的应用前景。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。