同义词
           
       参考例子
           - 1.We have made many experiments to measure complex dielectric constant in different quantity of salt.
 - 实测结果表明通过复介电常数的测量可以实现对污秽物等级的区分。
 
- 2.For n pentanol, the composition of the products remained constant when the quantity of sodium was enough.
 - 对正戊醇而言,钠的用量达到一定量时,还原产物的组成近似恒定。
 
- 3.The article focuses on quantity analysis, discussion of using constant quantity instrument to do semi micro chemical analysis experiment.
 - 本文围绕定量分析实验中,利用常量仪器进行半微量化学分析进行探讨。
 
英文解释
           - n.
 - 1.a quantity that does not vary
 
网络释义
               - constant quantity
 - 些量叫做常量; 恒量; 释义:恒量,常数; 常量;
 
- time constant of expotential quantity
 - 指数量的时间常数;