帮忙翻译一下? install the actuator so that the piston is in the cylinder end position at housing side 安装执行机构以使活塞处于缸体(筒体)位于机壳一侧的末端位置 housing 外壳, 例如: the outer mechanical seal shall be located in a recessed housing outside the main flow path of the pump to avoid damage. 外置机械式密封应该位于泵主流道以外的凹式箱体内,以避免受到破坏。查看更多