The technique of polyvinylidene fluoride(PVDF) pipe microporous films production has been studied.
对聚偏氟乙烯（PVDF）管式微孔膜生产工艺进行了研究。
The PVDF pipe microporous films which are made by using different solidification baths are different. Their pure water flux and cutting off rate are different as well.
不同凝固浴制得的PVDF管式微孔膜不同，膜的纯水通量和截留率也不同。
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