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
- 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。 - 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。 - 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。 - 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。 - Working principle of the control circuit is presented, expressions for calculating constant current value of its coil and constant current surplus quantity are derived and calculating expressions of clamping voltage and current break protecting time of the circuit are also given.
介绍了该控制电路的工作原理，导出了其线圈恒流值计算式和恒流裕量计算式，并给出了该电路的钳位电压和停车断电保护时间计算式。 - The basic idea of algorithm is: constant quantity of virtual pheromone spread in the swarm robot system; after each node gets same quantity of pheromone, robot can estimate the system size based on the density of pheromone.
算法的基本思想是：总量恒定的虚拟信息素在整个群体机器人系统中扩散；所有个体持有的信息素量基本相等后，机器人可以根据信息素的浓度估算群体的规模大小。 - 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。 - 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。 - The addition of drag reduction agent improves transport capacity greatly, reduces transport cost, makes flexible transport of oil possible and reduces bearing pressure of old pipeline in constant flow quantity.
减阻剂的使用大大提高了管道运输的能力，降低了运输成本，使得油品弹性运输成为可能，减小了恒定流量老化管道承受的压力。