Wooden sheets, spun glass matted into sheets, and polyvinyl chloride have been used as separators.
隔板材料可以是木片 、 玻璃纤维片或聚乙烯化合物等.
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Glass wool fibers are finely spun fibers of glass that form a mass resembling wool.
玻璃棉纤维是一种细纺玻璃纤维,形成一种羊毛类似复合物,主要用作绝缘和过滤材料。
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