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0519-85502016
復合膜

復合膜是一種各向異性膜,具有高度多孔的載體(以提供所需的機械強度)和一層選擇性滲透材料(通常為0.2–1.0μm厚),該薄層沉積在載體上以進行分離。

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国产成人免费高清A片视频
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