roperties;Reports;Resistance;Roads;Serviceable life;Sound absorption;Specification (approval);Street furniture;Testing;Traffic noise【摘要】: 【中国标准分类号】: Q85【国际标准分类号】: 93_080_30【页数】: 12P.;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |