论文部分内容阅读
这里介绍—种原料易得、制作简单、可重复使用的写字板,暂称之为“万次写字板”。 选一块光滑的木板,在板上用胶水贴上一张红纸,用抹布推平,使纸内无气泡,并于阴凉处阴干。在红纸上均匀地涂上一层润滑油或其他粘性不太大的重油。 选一张平展而无皱的薄塑料纸,其宽度应与木板相同,长度比木板稍长,再算一个长条形的硬纸板作压片。将上述3种物品按木板、塑
Here is introduced - a kind of raw materials readily available, making simple, reusable WordPad, tentatively called “million times WordPad.” Select a smooth wooden board, affixed with a piece of red paper on the board with glue, with a rag to push flat, so that no bubbles in the paper, and dried in the shade. Apply evenly to the red paper a layer of grease or other heavy oil that is less viscous. Select a flat and non-wrinkle thin plastic paper, its width should be the same as wood, slightly longer than the length of wood, and then count as a long strip of cardboard for tabletting. The above three kinds of items by wood, plastic