variable quantity
英 [ˈveəriəbl ˈkwɒntəti]
美 [ˈveriəbl ˈkwɑːntəti]
变量（数）
英英释义
noun
- a quantity that can assume any of a set of values
双语例句
- Taking an actual project as the example, this paper introduces the energy saving effect of the regulating technique of fixed water flow and variable air quantity, analyses economic benefit and flexibility of frequency control and valveless thermoregulator of indoor fan-coil.
以一实际工程为例，介绍了定水流量变风量调节技术的节能效果，分析了变频调节和室内风机盘管的无阀控制温控器的经济效益和可行性。 - Power and solidarity relation being all variable quantity, as time going on, the deepening associating or change of emotion, the use of address will change too.
由于权势和同等关系都是可变的量，随着时间的推移、交往的深入或者情感的变化，称呼语的使用也会发生变化。 - Comparative analysis of the impact of the variable injection starting pressure and the variable fuel injection quantity on fuel injection rate measurement was made.
对比分析了变启喷压力对喷油速率测量的影响；变喷油量对喷油速率测量的影响。 - The article discusses variable quantity calculation method of such parameters as earth's area, volume and radius in the earth expansion stage. The means that how to evaluate numerical value of the earth expansion by actual data explains and lines up relative calculating formulae.
讨论了地球膨胀阶段的地球表面积、体积、半径等参数的改变量计算方法，对如何根据实际资料求取地球膨胀的数值等技术手段作出说明，列出相关计算公式。 - This paper put forward the scheme applying modern control theory-state variable quantity observation and control to boiler's main steam temperature control system as well as parameter tuning method.
提出了把现代控制理论的状态变量观测与控制系统理论应用于主汽温度控制系统的方案和参数整定方法。 - He now called a variable quantity a fluent and its rate of change, the fluxion ( veterinary medicine) infestation with coccidia.
他现在把变量叫做流，变量的变化率叫做流数。（兽医）出现大量球虫。 - Research on Electric Control of Variable Quantity Water Supply for Tall Building
高层建筑变水量供水电气控制系统 - The research in the relationships between shareholding structure of listing corporation and operating performance has been a classical question concerned by domestic and international scholars, However, due to the differentiation of samples, targets, variable quantity and methods, many research conclusion are inconsistent.
上市公司股权结构和经营业绩之间关系研究一直是国内外学者关注的经典问题，但由于样本、指标、变量以及方法的差异化，众多研究结论并不一致。 - While seeding and harvest in a large portion of the province was challenging due to excessive moisture, the crop that was harvested was variable in terms of quality and quantity.
虽然在全省大部份的播种和收获是具有挑战性的由于过多的水分，这是收获的作物在质量和数量方面的变量。 - The main function of welding control module is current sampling, digital filtering, computing current effective value, while PID control module mainly processes AD conversion value and computes the variable quantity of pilot angle of SCRs and re-adjusts the angle.
焊接控制模块主要实现电流采样、数字滤波、计算电流有效值，PID控制模块主要对电流的A/D转换值进行计算，最终得到控制角的变化量，重置晶闸管控制角。