polypropylene_pipe_pp-r_有道手机词典

1.The invention relates to a while random copolymerization polypropylene (PP-R) light resistant pipe which comprises a white (PP-R) water pipe.
本发明涉及一种白色无规共聚聚丙烯阻光管。
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2.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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