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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)
Last Updated: 2001-11-30
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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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