variable quantity
英 [ˈveəriəbl ˈkwɒntəti]
美 [ˈveriəbl ˈkwɑːntəti]
变量（数）
英英释义
noun
- a quantity that can assume any of a set of values
双语例句
- He now called a variable quantity a fluent and its rate of change, the fluxion ( veterinary medicine) infestation with coccidia.
他现在把变量叫做流，变量的变化率叫做流数。（兽医）出现大量球虫。 - In the 21st century, globalization has becoming the important variable quantity and phenomenon, especially the big background and theme of this century.
21世纪，全球化日益成为人类社会生活中重要的变量与现象，更是成为21世纪的大背景和大主题。 - He now called a variable quantity a fluent.
他现在把变量叫做流。 - So, remember, if you have a function of one variable, that means you have a quantity that depends on one parameter.
如果你有一个一元函数，那意味着你有一个依赖于一个参数的量。 - Taking an actual project as the example, this paper introduces the energy saving effect of the regulating technique of fixed water flow and variable air quantity, analyses economic benefit and flexibility of frequency control and valveless thermoregulator of indoor fan-coil.
以一实际工程为例，介绍了定水流量变风量调节技术的节能效果，分析了变频调节和室内风机盘管的无阀控制温控器的经济效益和可行性。 - But because the design variable, restricting condition and computing quantity is too huge, the structure optimizing design of the high building cannot open out effectively.
但是，由于设计变量、约束条件、计算量过于庞大的原因，高层建筑的结构优化设计并未有效的展开。 - This paper put forward the scheme applying modern control theory-state variable quantity observation and control to boiler's main steam temperature control system as well as parameter tuning method.
提出了把现代控制理论的状态变量观测与控制系统理论应用于主汽温度控制系统的方案和参数整定方法。 - The article discusses variable quantity calculation method of such parameters as earth's area, volume and radius in the earth expansion stage. The means that how to evaluate numerical value of the earth expansion by actual data explains and lines up relative calculating formulae.
讨论了地球膨胀阶段的地球表面积、体积、半径等参数的改变量计算方法，对如何根据实际资料求取地球膨胀的数值等技术手段作出说明，列出相关计算公式。 - To cash flow financial early-warning real example application of method, paper adopt single variable analyze and changeable quantity analyze method, changeable quantity analyze, adopt Multiple Discriminant Analysis ( MDA) method return to ( Logistic) method with plural logic among them.
对现金流量财务危机预测实证方法的运用，本文采取了单变量和多变量的分析方法，其中多变量分析采用多元线性判定的方法和多元逻辑回归方法。 - How to vary the two variable quantity of the Buck-boost basic circuit on the high frequency switching and whether or not their varying laws are fit for their theoretical conclusion.
高频开关下的Buck-boost电路中各个变量的动态变化如何，其变化规律是否与理论上的推导一致。