1. Corrugrted planeness bad looks generally divided into three: structurein, structurein lognitudinal structurein, and arbitrary. 瓦楞纸板平整度差的外观形状大体分为三种：横向拱形、纵向拱形和任意拱形。
2. Corrugrted of planeness and the glossy paper ink absorption affects business card printing and membership card production quality. 瓦楞纸板的裂缝量和面纸的吸不朱性感化着制卡和会员卡制作的质量。
3. Microcomputer is used to confirm planeness value which satisfies minimal condition. Some examples and program block diagram are given. 简述了应用微机确定符合最小条件时的平面度值；进行平面度值的优选。并列举实例，给出了程序框图。
