A wavy irregularity in the surface of a coating film created by the flow characteristics.Orange peel appears as an uneven or rough surface to the eye, but usually feels smooth to the touch.

• 因为流动的特性在涂层的表面产生的不规则的波纹，肉眼看上去桔纹是一种不平坦的和粗糙的表面，但触摸上去是光滑的。