往复式动力机 meaning in Chinese

reciprocating engine

Diesel engine is a kind of reciprocating machine which is widely used in ships , vehicles , locomotives and so on . as the heart of the power system , its working situation directly influences the safety and reliability of the power system
柴油机是一种量大面广的往复式动力机械，作为船舶、车辆、内燃机车等动力系统的核心，其工作状态直接关系到整个动力装置的安全性和可靠性。