题目内容
(请给出正确答案)
[主观题]
打旋
抑制“打旋”现象发生的措施是_______和_______。
提问人:网友sheepdog79
发布时间:2022-01-07
求:
(1) t=2s时,它的法问加速度相切问加速度;
(2)当切向加速度恰为总加速度大小的一半时,θ为何值?
(3)在哪一时刻,切向加速度和法向加速度恰有相等的值?
B.Polly imagined she and Frank would walk in the garden on Sunday nights.
C.Polly imagined she and Frank would quarel a lot in nights.
D.Polly imagined she and Frank would listen to their favorite music together on Sunday nights.
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