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絕熱(re)材料導(dao)熱(re)系數參比板(ban) 導(dao)熱(re)測定儀標(biao)準(zhun)(zhun)板(ban)校準(zhun)(zhun) 中國(guo)建筑材料工(gong)業標(biao)準(zhun)(zhun)樣(yang)品研究絕熱(re)材料導(dao)熱(re)系數參比板(ban)標(biao)準(zhun)(zhun)板(ban)GSB 02-3062-2017