发布时间: 8-28 浏览次数:75 公司:PERMIT CO. 电话:0098-21-22884999 传真:0098-21-22884990 邮箱:gh.shooshtari@permit.ir 规格: R/W=chrysotile-Asbestos Grades=A2-15,A3-60,A4-60,A5-65 APPEARANCE=Fibrous Solid