鬼来咬影音先锋:涂层应该怎么翻?

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无缝纫针孔,PP 或是其他普通涂层,在缝纫制袋的过程中总有针孔在滤袋的表面,

Have no sewing pinhole, PP or other commonnesseses draw the layer, total have the pinhole surface in bag of 滤 in the process of sew make bag,

coat

coating (油漆等的)涂层,外层