When your exhaust pipe falls off, you have to replace it.
当你的排气管脱落时，你只能更换它。
Open the pipe to let the water drain off.
把管子打开，让水流出去。
When the water pipe burst, she was intelligent enough to turn off the water at the main.
水管爆裂时，她的聪明才智使得她能够立刻切断主管道水源。
Don't forget to turn off the water pipe.
不要忘记关闭水管。
Cool the bended pipe by water, open the clamp and take off bended pipe.
用水冷却管材，打开卡具将弯制好的管材取下。
Cool the bended pipe by water, open the clamp and take off bended pipe.
用水冷却管材，打开卡具将弯制好的管材取下。
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