isothermal compression efficiency

例句：

1. 1.The new engine has a higher isothermal compression efficiency than the old one.
   这款新发动机的等温压缩效率比旧款高。
2. 2. The research on the isothermal compression efficiency of the engine is still in its early stages.
   关于发动机等温压缩效率的研究还处于初级阶段。
3. 3.The design of the engine's components has a significant impact on its isothermal compression efficiency.
   发动机部件的设计对其等温压缩效率有重大影响。