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
- In this paper, we put forward a constant quantity method of selecting coal layer with fuzzy classification by means of coal deposit factors and so on.
采用模糊划分（软划分）法，按煤层赋存等因素，给出选择煤层回采工艺的定量方法。 - 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。 - Reasonable temperature control of strict science is key that the constant temperature cold storage assurance merchandise stores the quantity.
规范合理，严格科学的温度控制是恒温冷库保证商品储藏质量的关键。 - If you have a quantity which is constant over any closed path, that quantity is a thermodynamics state function.
如果有一个物理量，对任何闭合回路积分是常数，这个物理量就是一个热力学态函数。 - This model assumes a different discount rate between high growth stage and constant stage by means of forecasting corporation's future free cash flow quantity. The total discount value is the internal value of enterprise.
该模型是通过预测企业未来各年份的股权自由现金流量，利用高增长时期和稳定增长时期不同的贴现率进行贴现，它们的贴现值总和即为企业的内在价值。 - Basing on the permeating power of helium through glass, we have derived the dynamic equation for the pressure of He in a He-Cd laser and the replenishing equations for replenisher of He at constant temperature and constant quantity.
根据玻璃渗氦特性，导出了氦&镉激光器氦气压动态方程，氦补充器恒温补充方程和恒量补充方程。 - According to some disadvantages in the disposal process of the perturbation method, the concepts of perturbation quantity, constant quantity and stepwise disposal have been introduced.
本文针对目前电磁理论微扰法处理中的某些不足，提出微扰量、不变量和逐级处理这三个概念。 - 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。 - By introducing the constant strain as another basic unknown quantity besides the rigid displacement at centroid of block elements, the elasticity of bock elements can be considered and the precision are improved.
引入块体的常应变作为基本未知量，从而使计算能够考虑块体的弹性，大大增加了计算的精度。