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旧 Feb 19th, 2021, 22:57     #22
HXS1966
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默认

出现这情况,通常棚内会有部分结冰,会给室内屋顶留下黄斑(尤其是厕所通风管等处)。
形成冰坝其实很少,通常不会到屋檐挂冰珠情况。
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yuhu (Feb 19th, 2021)