未名 发表于 2013-10-26 00:36 9 o% A& L. G/ }" E; B( b& G3 y
如果官道连接简单的话,用个高压气泵,把几个官道里的水吹干,然后加入防冻液- \( a2 S; z3 l; ?
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如果没有经验,第一次建议 ...
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thank you for your advices. I watched some video and prepare to DIY. could you please leave a tel number and share some experience ?