一九七八年十一月十三日简易透视装箱法:很快地把一个人物一分为二,再分下去,容易画得准。画机床时,应特别注意因透视而产生的比例变化。画什么东西用方形来衡量它,就容易找出相互之间在形体上的差别了。我们不是搞科学的,对于我们来说,形体多出一点没关系,不要多得令人不舒服就行了。一个物体,如果是个长方体,先找一个正方,然后看剩下的那一部分是这个正方形的几分之几,或十分之二,或十分之五,等等。一把扇子,有几个正方形,多少差点没关系,只要不要把它画成2个方形就行了,二 November 13, 1978 Simple perspective packing method: A character is quickly divided into two, divided again, easy to draw accurate. When drawing a machine tool, special attention should be paid to the change in the ratio due to the perspective. Draw something square to measure it, it is easy to find out the physical differences between each other. We are not engaged in science. To us, it does not matter if we have a little more physical form, and we should not be uncomfortable on the line. An object, if it is a cuboid, looks for a square and then looks at the rest of the square as a fraction of the square, or two tenths, or five tenths, and so on. A fan, a few square, almost almost does not matter, as long as it does not draw it into two square on the line, two