建筑给水纤维增强无规共聚聚丙烯复合管道工程技术规程(附条文说明)
Technical specification for fiber reinforced polypropylene random copolymer composite pipeline of building water supply
CECS 198-2006
空调用无规共聚聚丙烯(PP-R)塑铝稳态复合管管道工程技术规程(附条文说明)
Technical specification of random Polypropylene/Alumonum stable composite pipeline for air-conditioning