标题: 60065 clause 19.2这句话该如何理解? [打印本页] 作者: head0819 时间: 2014-12-9 15:19 标题: 60065 clause 19.2这句话该如何理解? 问题如标题:+ [8 l4 H- a% O* E( s
A force of 100 N directed vertically downwards is applied in such a way as to produce the maximum 6 s+ _# b. p5 Boverturning moment, to any point of any horizontal surface, protrusion or recess, provided that the5 r. k3 M9 c4 y
distance from that point to the non-skid surface does not exceed 75 cm. ' k1 Q% B( w/ O$ O4 R) c/ e `1 @ 作者: 长征 时间: 2014-12-11 11:16
100N 垂直力测试,力的作用点不高于75CM作者: head0819 时间: 2014-12-11 11:33