The differential equation for the vibration of the riser system is derived by means of functional calculus of variation.

采用泛函变分法导出了隔水管的振动微分方程。

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The differential equation for the vibration of the riser system is derived by means of functional calculus of variation.

采用泛函变分法导出了隔水管的振动微分方程。

youdao