对聚偏氟乙烯（PVDF）管式微孔膜生产工艺进行了研究。
The technique of polyvinylidene fluoride(PVDF) pipe microporous films production has been studied.
另外，以聚偏氟乙烯(PVDF)为主要原料用管式膜一体化技术生产了管式膜，并通过自行设计的检漏装置对管式膜进行检测。
In addition, tubular membrane is dominatingly made of polyvinylidene fluoride (PVDF) with the integrated production technology and the membrane is tested with self-made leak hunting device.
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