whole life circle

• 全生命周期

whole life circle的用法和样例：

例句

1. Main performance of this newly-designed GHP is analyzed in comparison with the electrici driven heat pump.Furthermore, the Life Cycle of GHP is also investigated.
   分析了该燃气热泵系统的主要性能，并将其与电动热泵进行了比较，同时，对其作了全生命周期的研究。