发动机机体 meaning in English

engine body

Structural vibration modal analysis of engine blocks
发动机机体结构振动模态分析
Design of nc boring machine etk2206 for horn - shaped hole of piston
机车发动机机体主轴孔加工专用组合镗床
In the combination splash and pressure feed lubricating system , an oil pump takes oil from the oil pan and forces it through holes drilled in the engine block and crankshaft
在飞溅与压力结合式送油润滑系统中,油泵从油盘中把油抽上来并压入发动机机体上和曲轴上的油道中