You'll want to make sure that there is no water in the copper pipe you are soldering.
你先要确认要焊接的铜管里没有水。
Adopt 304 stainless steels, Fully soldering patent pipe lines designed, averting hammer occurrence.
采用304不锈钢，全焊接管路设计，避免水锤现象。
Adopt 304 stainless steels, Fully soldering patent pipe lines designed, averting hammer occurrence.
采用304不锈钢，全焊接管路设计，避免水锤现象。
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