hysical properties;Quantity surveying;Smoke;Smoke extraction (buildings);Specification (approval);Structural fire protection;Temperature【摘要】: 【中国标准分类号】: C80【国际标准分类号】: 13_220_01【页数】: 31P;A4【正文语种】: 其他 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |