A more precision formula for the period of a simple pendulum is obtained by using the method of variable be partly fixed.

利用“局部常化”方法给出了一个精度较高的单摆周期公式。

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The Magic formula requires tremendous precision.

魔术队的打法需要精准的投篮。

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So, predigested calculation was applied to find the simple approximate formula meeting the request of engineering precision.

因此，本文对其进行简化，得出满足工程精度要求的简易近似计算公式。

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