调速器油压 governor oil pressure

调速器油面 governor oil level

调速器油泵安全阀 governor oil pump relief valve

调速器油泵转动 governor oil pump rotation

调速器油压安全阀 governor oil pressure relief valve

调速器油池 governor oil reservoir

调速器油道 governor oil passage

调速器油泵壳体 governor oil pump housing

调速器油槽油 governor sump oil