In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.

本文提出了对包含有流动流体的管道自由振动频率的一个计算方法。

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Based on the analysis of vehicle operation on urban roads, this paper puts forward the concept of random degree of free flow.

在对城市道路上车流运行的机理进行微观分析的基础上，提出了自由流随机度的概念，并用以衡量车流中车辆相互影响的大小；

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It had a forward, free cash flow yield of about 12% at the time we made our decision.

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But looking forward, I think that obviously the totally free flow of capital is not advisable, so you need to create some mechanism for introducing stability.

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Free cash flow growth rates combined with shareholder yield measures will dominate equity returns going forward.

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