质能守恒

根据质能守恒方程，提出了简化爆源的计算方法；

In term of mass and energy conservation , the calculation method of simplified source of explosion was put forward ;

通过研究熔融碳酸盐燃料电池的传热传质和电化学反应机理，根据质能守恒原理建立了电堆的稳态温度模型。

Through studying the heat-mass transfer and multi-spices electric-chemical reaction , a steady temperature model was developed for molten-carbonate fuel cell stack .

文中依据质能守恒原理引入的热平衡结构矩阵计算方法，对电厂热力系统的经济性作计算分析，分析了几种不同影响因素对机组供电煤耗的影响，指出工质参数基准值的确定。

The calculation method of matrix structure , according to the principle of mass and energy conservation , analyses power plant heat economy . The effect on the coal loss of unit electric supply is considered .

质能关系的存在表明在化学变化中质量不是守恒的，实际上是质能的守恒。

In fact , mass and energy as a whole is constant .