conversion coefficient of heat

例句：

1. 1. The conversion coefficient of the newdevice is significantly higher than that of theold one.
   新设备的转换系数显著高于旧设备。
2. 2. The efficiency of the heat exchanger depends on its conversion coefficient.
   换热器的效率取决于其转换系数。
3. 3. The conversion coefficient ofsolar energy is a crucial factor in determiningits practical application.
   太阳能的转换系数是决定其实际应用的关键因素。