1. 把软皮管卸了
2. 把室内的闸关了
3.把室外的闸打开, 放水.
4.把室内闸边上的小螺帽拧开, 让水管内的水流尽
1. 把软皮管卸了
2. 把室内的闸关了
3.把室外的闸打开, 放水.
4.把室内闸边上的小螺帽拧开, 让水管内的水流尽
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