安全壳壳体上的电缆贯穿件接头
connection on containment shell for cable penetration
薄壁壳体件
Thin wall shell
thin-wall shell workpiece
柴油机缸体铸件
Diesel engine cylinder body casting
大型薄壁筒体铸件
large thin-wall cylindrical casting
large-scale thin-wall cylindrical casting
发动机缸体铸件
diesel engine cylinder block castings
diesel engine cylinder block casting