steam hose connection

例句：

1. 1.The engineer connected the steam hose to the valve.
   工程师将蒸汽软管连接到阀门上。
2. 2. The technician had to disconnect the steam hose for maintenance.
   技术人员需要断开蒸汽软管进行维护。
3. 3.The plumber used a special tool to connect the steam hose to the hot water heater.
   水管工使用特殊工具将蒸汽软管连接到热水加热器上。