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从防火的角度来看,木头的耐热要比钢铁好的多。钢铁支架的房子会很快就塌的,像NY世贸中心。

pitbull (硬頸)
(#280877@0)
2001-11-30 -04:00
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Back To Topic: 听说加国很多房子是木头建的,不防震、不隔音,是吗?

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