constant quantity
英 [ˈkɒnstənt ˈkwɒntəti]
美 [ˈkɑːnstənt ˈkwɑːntəti]
恒量；常数
英英释义
noun
- a quantity that does not vary
双语例句
- It is indicated that the frequently occurring cancer region lacks or severely excessively has some kinds of small quantity of elements, apart from serious pollution of water and soil and anomalous constant quantity of composition.
表明癌症高发区除水土严重污染，许多常量成份出现异常外，一些微量元素还明显缺少或严重超量。 - With the constant development of social and economic globalization, the quantity of exports and imports in China are increasing and, therefore, a large number of brand names in English and Chinese need translating.
随着社会经济全球化的不断发展，中国进出口商品的数量日益增长，因此有大量的汉英商标词需要翻译。 - Applying the mass heat capacities at constant pressure to heat balance calculation, the recycle quantity of reaction mixture, an important design parameter of continuous esterification reactor, and the mass of heat medium were acquired.
把质量定压热容应用于热平衡计算，求得了连续酯化反应器的重要设计参数：循环量和加热器中加热介质的进料量。 - But with the constant increase of amount of information and user quantity, the bandwidth bottleneck of Internet is more and more serious, at the same time the security question of the information transmission is outstanding day by day too.
但随着信息量和用户量的不断增大，互联网的带宽瓶颈越来越严重，同时信息传输的安全性问题也日益突出。 - The constant of electrostatic charge decay time is an important physical quantity that can describe the electrostatics property of materials.
静电衰减时间常数是定量描述材料静电性能的重要物理量，可以通过测量静电电荷衰减时间达到测量静电的目的。 - An automatic constant pressure glue feeding device ensures proper viscosity and good quantity of the adhesive tape.
自动恒压给胶装置保证了胶粘带粘度合适，质量优良； - In water supply system, water supply in constant pressure means that terminal pressure keeps constant all the time when the quantity of dispended water varies.
在供水系统中，恒压供水是指在供水网系中用水量发生变化时，出口压力保持不变的供水方式。 - 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。 - It describes system hardware structure, operation process and controlling means, and how to control with harmony between these devices in detail. It realizes constant voltage automatic control supporting water, and improves the quantity of supporting water.
详细论述了系统硬件结构、操作流程和控制方法，以及各器件之间的协调控制方法，实现了对供水的恒压自动控制，提高了供水质量。 - The article focuses on quantity analysis, discussion of using constant quantity instrument to do semimicro 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。