楼主: Jwang
|
|
点评
扇状分布是指整个过程侧滑力的方向变化.
| ||
| ||
| ||
| ||
| ||
| ||
点评
就是上面那张图,问题是得标明那几个大屁股状的弧形代表什么....
| ||
| ||
点评
整个过程,摩擦力可视为恒定,因为针压一样,摩擦系数也基本一样( 为方便讨论,看成恒定).
| ||
| ||
| ||
GMT+8, 2024-11-25 00:27, Processed in 0.029685 second(s), 14 queries.
Powered by Discuz! X3.2
© 2001-2010 Comsenz Inc.