Reverse coating a version of the roll coating process where the applicator roll revolves in the opposite direction from the travel of the strip 逆涂?涂布輥轉(zhuǎn)動方向和鋼帶的行進(jìn)方向相反的涂布方式。
Direct coat a version of the roll coating process where the applicator roll revolves in the same direction as the travel of the strip 沉積量(涂布量)化學(xué)轉(zhuǎn)化膜或其它物質(zhì)在金屬前處理過程中的沉積量。