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核孔膜是一种高科技产品。由于在其生产中要用到核工业设施,所以,目前在世界上只有少数发达国家能够生产。核孔膜材料采用聚酯或聚碳酸酯,它是一种精密过滤和筛分粒子的
Nuclear membrane is a high-tech products. Due to the use of nuclear facilities in its production, only a handful of developed countries in the world can now produce it. Nuclear membrane materials using polyester or polycarbonate, which is a precision filter and sieve particles