The derived formula of Critical ventilation velocity is simple and easy to determine the unknown parameters which help predict Critical ventilation velocity and can be promoted.

所导出的临界风速公式结构简单、未知参数容易确定，便于对临界风速的预测，可以用来推广使用。

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According to the model test results and the derived formula for calculating the stability of the structure, we estimate the stability of the structure and draw the relevant conclusions.

根据模型试验结果，推导出消浪板结构稳定性计算公式，从而计算结构的稳定性，并对计算结果进行分析，得出相应的结论。

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The derived formula and the given relevant trend diagram can be applied in arranging the operation parameters for this type of classifiers and designing the geometrical size of the classifier rotor.

本文导出的计算式和给出的相关趋势图可用于确定这类分级机的操作参数及设计分级机转子的几何尺寸。

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Once you get a formula, you've got to always remember the terms under which the formula was derived.

使用公式时,你一定不能忘记,公式使用的前提条件

耶鲁公开课 - 基础物理课程节选

We've seen this before: Cars like the Ferrari 575M on our list have clutchless manual gearboxes, derived from Formula 1-style systems, that let you shift via paddles that frame the steering wheel (pull the left paddle for downshifts, the right for upshifts).

FORBES: Vehicles Feature

But here Lotus will mate the big powerplant to a Formula One-derived hybrid system.

MSN: Lotus steers toward mainstream market