石棉夹心胶合板 asbestos veneer plywood

夹石棉织物的橡胶 elastomer with asbestos fabric insertion ; elastomer with asbestos fabricion

夹胶石棉板 compressed asbestos sheet

夹石棉的缠绕金属垫片 spiral-wound

夹石棉纺织品的橡胶 elastomer with asbestos fabric insertion

夹石棉织物地橡胶 elastomer with asbestos fabric insertion