调速器壳体分开部 governor housing opening

调速器壳体总成 governor housing assembly

调速器壳体密封垫 governor housing gasket

调速器后部壳体 governor rear housing

调速器前部壳体 governor front housing

调速器端壳体表面 governor end housing face

调速器前部壳体总成 governor front housing assembly

调速器驱动机构壳体 governor drive housing

调速器后部壳体总成 governor rear housing assembly