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.
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。 - The exponential analysis method in the statistical principle is studied by using infinitesimal calculus method, and the more precise method for different forms of alteration and variable quantity in exponential analysis method is put forward.
应用微积分方法对统计学原理中的指数分析方法进行了研究，提出了对指数分析法中的变量变动的不同形式进行更为精确他测定的方法。 - Research on Electric Control of Variable Quantity Water Supply for Tall Building
高层建筑变水量供水电气控制系统 - 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 research in the relationships between shareholding structure of listing corporation and operating performance has been a classical question concerned by domestic and international scholars, However, due to the differentiation of samples, targets, variable quantity and methods, many research conclusion are inconsistent.
上市公司股权结构和经营业绩之间关系研究一直是国内外学者关注的经典问题，但由于样本、指标、变量以及方法的差异化，众多研究结论并不一致。 - In fact premium is the equilibrating price variable, equating the quantity of options supplied with the quantity of options demanded.
实际上，期权费是一种使期权供应数量与期权需求数量相等的均衡价格变量。 - 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。 - A symbol ( like x or y) that is used in mathematical or logical expressions to represent a variable quantity.
用在数学或者逻辑表达式里代表一个可变量的符号（如x或者y）。 - Thus, the volume distribution of the Chinese young male bodies were determined and a binary regression equation that could immediately calculate the segmental volume of the Chinese young male bodies were set up, in which the body weight and stature were acted as independent variable quantity.
进而确定了中国男性青年人体体积的分布，并据此建立了以身高、体重为自变量的直接计算中国青年人体各环节体积的二元回归方程。