The portable pumping set provided by the Executor shall be capable of safe handling of the chemicals to be used.

执行者提供的便携式泵组必须能够安全应用于化学品。

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This paper describes the basic characteristics of the various exciting sources of the pumping set, and analyses and calculates the vibration frequencies of the sources.

对五柱塞泵机组的振动激励源进行了分析研究，并对主要激励源振动频率进行了分析、计算；

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Then they warmed up the rats, set the hearts pumping, and dangled them in front of hungry boas.

然后，他们把死鼠的身体弄热，安装上人造心脏泵，再把死鼠放在饥饿的蟒蛇面前。

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She clawed her way back into the match to make it 4-3 in the second set, uncharacteristically pumping her fist in an attempt to psyche herself up for the comeback.

BBC: Hingis collapses to old foe Davenport

The Spaniard looked like he might save the match as he bounced back with familiar fist-pumping power in the second set, but Tsonga's booming serve and acrobatic ability kept him out front in the decider.

CNN: Tsonga sends Nadal tumbling out of finals

And in Germany, solar producers have set a new world record, pumping an astounding 14.7 TWh of electricity into the grid during the first six months of 2012 -- 4.5 percent of the country's total power production during that period.

ENGADGET: Inhabitat's Week in Green: rise of solar power, cardboard forts and a Death Star ping pong ball