Based on the engineering practice analysis is made on the performance, advantages and disadvantages of this new-type construction water tube "PP-R", and provided the solutions as well.
从工程实际出发，分析了新型建筑水管PP—R管的性能、优点和缺点，根据实践经验对使用中可能出现的问题给予细致地分析，指出解决问题方法。
Our factory specializes in producing three types of polypropylene PP-R pipe, fittings, tube cards, debit seat tube and other products.
本厂专业产三型聚丙烯PP-R管材、管件、管卡、管扣座等产品。
Our factory specializes in producing three types of polypropylene PP-R pipe, fittings, tube cards, debit seat tube and other products.
本厂专业产三型聚丙烯PP-R管材、管件、管卡、管扣座等产品。
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