未名 发表于 2013-10-26 00:36 , N4 r! @! I& S; y5 a
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( a% Z7 c1 W/ k8 ]% g. j
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如果没有经验,第一次建议 ...
0 B! U0 u8 x* `. R- B2 T5 e7 |thank you for your advices. I watched some video and prepare to DIY. could you please leave a tel number and share some experience ?