variation constant

It can be used to completely replace DC variation system, even the constant speed system.

从而全面取代直流调速系统并扩大到定速系统中.

METHODS Accelerated test classical constant temperature method, and multi-variation linear model were used to estimate shelf life.

方法：采用加速试验，经典恒温法和多元线性模型预测其有效期。

This paper introduces an altitude simulator with constant Volume Pneuma& tic chamber, a particular advantage of which is that it permits the pneumatic pressure to have relatively rapid and accurate variation over a wide pressure range.

本文介绍一种定容积式的高度模拟器，它突出的优点是气压能在一个很大的压力范围内相对快速和准确的变化。

Relationships Between the Variation of the Solar Constant and the Solar Soft x-ray Radiation and LF Sky Wave Time Delay

太阳常数的变化与太阳软x射线辐射流量及低频天波时延的关系

Based on the relation of equilibrium constant with temperature, the function a ( pH, T) is derived by means of regression analysis, which formulates thea variation with temperature and pH.

根据平衡常数与温度的关系，求出非离子氨百分比a（pH，t）的表达式。

The variation of return rate constant k with different absolute temperature T deviates Arrhenius empiric equation.

反应速率常数随绝对温度的变化基本上符合阿累尼乌斯定理.

Given a constant theme, any amount of variation seemed to him possible.

有了不变的主题, 他似乎可以变化多端.

The results shows that a positive correlation exists between the well water level step-variation, earth tide amplitude and well water height when the stress condition of the aquifer is constant and measuring method of water level is identical.

结果表明，当含水层所受应力状态不变，水位观测条件相同时，水位阶变、固体潮幅度与水柱高度有正相关关系。

The characteristic of variation of resistance for Polysilicon microresistor with time was measured under constant power operation using Digital Constant Power System ( DCPS).

利用数字式恒定功率测试系统（DCPS）对多晶硅微电阻进行恒定直流功率负荷下电阻随时间变化特性的测量实验。

New inspection method was deduced by using constant coefficient of variation in sequence inspection method, and the approximate relationship of inspection variables between mean method and sequence one was gained by analyzing difference of two methods.

将变差系数不变的条件引入到序贯检验方法中，推导出新的结构强度检验方法，分析检验变量与均值法的差异，得到两者的近似关系。