So if I take the torque relative to point P, then I have...
如果取点P的,力矩，那么就得到…
So, maybe my point, P, now, is here.
点P，现在在这。
Let's first look at the situation at point p.
首先请看点p的情形。
这是点。
What is your kinetic energy when you reach point p?
所以到达点P时的，动能是多少？
这是点。
P This is point p, and here is the center of the rod.
这是点，这是杆子的中心。
P So here at the bottom, at this point P, there is a loop.
在底部，点，有一个环。
What is the situation at point p?
那么点P情况如何？
Unfortunately, those two grades brought down my G. P. A. (Grade-point Average)
不幸的是，其他两科的成绩把我的平均积点给拉了下来。
Unfortunately, those two grades brought down my G. P. A. (Grade-point Average)
不幸的是，其他两科的成绩把我的平均积点给拉了下来。
应用推荐