period of simple harmonic motion 简谐运动周期 ; 简阶运动周期 ; 单频运动周期
harmonic displacement period 谐波周期
period simple harmonic motion 简谐运动的周期
In the boundless huge crowd to find her, clear is a thousand years ago in a period of fate, and wish you both happiness, total harmonic coyly.
于茫茫人海中找到她，分明是千年前的一段缘，祝你俩幸福美满，共谐连理。
We've done this before-- this is the conservation of energy, and in order to find the period of the simple harmonic oscillation, we take the time derivative.
以前算过-,这是能量守恒，为了算出,简谐振荡的周期，我们求时间导数。
In the boundless huge crowd to find her, clear is one thousand years ago in a period of fate, I wish you both happiness, total harmonic coyly.
于茫茫人海中找到她，分明是千年前的一段缘，祝你俩幸福美满，共谐连理。
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