要检查各管道、阀门、连接胶管等处有无渗漏现象，如有则应及时修复。
To check the pipes, valves, connections, such as whether there is leakage of hose, if any, should be promptly repaired.
水泵连接了一条长 33 英尺、直径为 4 英寸的聚酯胶管。
The pump connects to a 33-foot-long, four-inch-diameter polyester-and-rubber hose.
定期检查电器、电线及连接燃气的胶管，发现损坏，立即更换。
Check electric equipment, lines and gas rubber hose on regular. Once find out any damage, pls. change it immediately.
应用推荐