大口徑(jìng)pe給水(shuǐ)管(guǎn)聚乙烯為無惰性材(cái)料,除少量強氧(yǎng)化劑外(wài),可耐多種化學(xué)藥品侵蝕,且(qiě)不易滋生(shēng)細菌。眾所周知鋼(gāng)管、鑄(zhù)鐵管被塑料管所取