国产在线观看免费人成视频,日韩高清亚洲日韩精品一区二区,久久国产精品二国产精品,av无码av在线a∨天堂app

What are the process requirements and advantages of the coater?

The coater needs to evenly adhere glue or ink substances to the surface of aluminum foil, plastic film or cloth textiles. It has high requirements for the coating process. It not only requires uniform coating height, but also can realize high-speed non-st