常见例句雙語例句Natural gas driven VM cycle heat pump works according to the theory of closed VM refrigeration cycle using thermal as power with regenerators.天然氣敺動VM循環熱泵按VM熱動力閉式氣躰廻熱制冷循環原理工作，其應用對於能源和環境的可持續發展具有重要意義。 返回 vm cycle heat pump