题目内容

下列哪个部件和挖掘机液压系统无关的是()

A. control valve
B. rake valve
C. pilot valve
D. overflow valve

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更多问题

下面和发动机无关的部件是()

A. Diesel filter
B. Engine oil filter
C. Air filter element
D. Pilotfilter

下面哪个部件不属于挖掘机的液压系统()

A. hydraulic pumu
B. hydraulic cylinder
C. hydraulic valve
D. hydraulic breaker

一般的履带挖掘机中没有哪种部件()

A. idler cushion
B. track assy
C. hydraulic motor
D. transmission

挖掘机的英文名称为()

A. Scrapper
B. Road Roller
C. Excavator
D. Crane

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