The happiness resembles an only butterfly, you pursue it, always canning not catch. When you pipe down, it falls again you.
幸福像一只蝴蝶，你去追逐它，总是捉不到。当你安静下来，它又会落到你身上。
The user can remove the pipe rubber pad and re assemble it again, and the rubber gasket with serious deformation should be replaced.
用户可将管道胶垫取出后重新组装一遍，对变形严重的胶垫应予以更换。
When the water level of condensate in the drain sump goes up, the cup flows up until it shuts the admission pipe again, the following cycle starts.
当集水仓中的凝结水位升高时，小桶浮起直至再次封闭了进汽管，下一个循环周期开始。
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