Energy change ratio is a synthetical index to evaluate the utilization efficiency of agricultural resources.

能量转化效率是评价农业资源利用效率的一个综合性指标。

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Hereby, the change ratio of the first order mode shape is presented as the indicator for structure damage detection.

提出以第一阶振型改变率作为结构损伤识别的标识量。

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The inputs of fuzzy controller are the error of slip ratio and its change ratio, the output of fuzzy controller is the control current of the servo valve.

模糊控制的输入变量为滑移率误差和误差的变化率，输出变量为伺服阀的电流。

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Change the independent variable, find the change in the function, take the ratio and that's the derivative.

改变自变量,算出函数的变量,计算比值,这就是求导

耶鲁公开课 - 基础物理课程节选

In the fourth installment of More Seats, I sit down with entrepreneur, producer and Change the Ratio Co-Founder Emily Gannett.

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He says the U.S. can either change the ratio of preferences for family-based immigration or raise the hard cap on people who bring investment or skills into the country.

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Here are some more items for young girls, from books and electronic LEGOs to free iPad games, created by engineers who want to help change the ratio in math, science and computer classes everywhere.

FORBES: Connect