pneumatic hose

例句：

1. 1.The pneumatic hose is used to connect the pump to the valve.
   气动软管用于将泵连接到阀门。
2. 2. The engineer replaced the old pneumatic hose with a new one.
   工程师用新的气动软管替换了旧的。
3. 3.The pneumatic hose was damaged during the installation process.
   在安装过程中，气动软管受损了。