作力的图示容易丢三落四.下面的口诀能让你轻松完成力的图示.作图口诀:一在一图取一标,二找力的作用点,三取长度四画线,五标箭头带大小.说明:1.“一在一图取一标”:指根据力的大小选取标度,一般取力的大小的1/n(n为整数).若在一个图中要作几个力的图示,则标度只取一个,一般取这几个力的最大公约数; The diagram of force is easy to lose. The following menu allows you to easily complete the icon of force. Drawing mouth: take a mark in one figure, the role of the second force, three draw length four lines, five arrows With the size. Description: 1. “One on a map to take a target”: refers to the size of the force selected by the size of the general power of the size of 1/n (n is an integer). If you want to make a few For the force diagram, only one scale is used. Generally, the greatest common divisor of these forces is taken;