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
- The simulation results demonstrate that the method has advantages of constant parameters, small calculation quantity, fast-speed and high-accuracy, it is good at real-time predicting tracking.
仿真结果说明，该方法参数固定、计算量小、速度快、精度高，利于实时预测跟踪。 - 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。 - 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。 - Adsorption rate constant and equilibrium adsorption quantity increases with increases of ionic radius.
吸附速率常数、平衡吸附量随着离子半径增大而增大。 - Researching on Semimicro Chemical Analysis Experiment With Constant Quantity Instrument
用常量仪器进行半微量化学分析实验的研究 - 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； - Though the most rigorous arable land protection system is adopt in China, there are still many problems in the arable land utilization and management, while constant quantity decrease and overall quality degradation represent the major ones.
尽管我国有着世界上最严格的耕地保护制度，但是，当前我国的耕地利用与管理存在诸多突出问题，主要表现为耕地数量不断减少和耕地质量总体水平下降。 - 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。 - 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。 - 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。