Membrane is a family of synthetic material coatedonto a supportive fabric .

薄膜是由一类化学合成材料涂敷于支撑的纤维体上形成。

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Membrane is a family of synthetic material coatedonto a supportive fabric .

薄膜是由一类化学合成材料涂敷于支撑的纤维体上形成。

youdao