To use the drilled coal core site desorption data can get a drop-down curve of abandoned mine methane emission rate versus time approximately.

用钻孔煤心现场解吸数据可以近似得到废弃矿井甲烷涌出速度对时间的下降曲线。

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A method which control the step motor with 8051 microcontroller is introduced, some methods in speed-up and speed-down curve design are compared.

介绍了8051系列单片机对步进电机的控制方法，并且提出和对比了几种步进电机升降速曲线的设计方案。

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His plane swooped a beautiful curve up and down.

他的飞机在上下翻飞时画出了一条美丽的曲线。

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That little J shaped curve is explained primarily by cigarette smoking because that keeps weight down in people, it also makes people sick so that their weight gets low because of that, and it explains the high rates of the disease risk there.

这个小J形曲线主要是由吸烟引起的,因为吸烟一方面能让体重降低,另一方面也引起疾病,疾病让人们的体重下降,这也解释了这里的高患病风险

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Financial institutions can play help aggregate demand and run down the cost curve of the industry.

FORBES: Banks Need to Play a Larger Role in Social Good

Repeaters can solve the penetration problem and we know that technology moves swiftly down the price curve.

FORBES: Will The U.S.Allow Foreign Ownership Of A Giant Swath Of Our Broadband Spectrum?

Deficit reduction and bending the debt growth curve down is also extremely important for the United States.

FORBES: Do The U.S. And Europe Need Stimulus Or Austerity?