一寸分为:小一寸(3.3X2.2)大一寸(3.5X2.5)二寸分为:小二寸(4.8X3.3)大二寸(5.3X3.5)pan > 三寸:(7.62X6.09)四寸:(10.16X7.62)六寸:(15.24X10.16)