He incorporated a lot of power drills for arm and shoulders and specific exercises for explosive footwork.

他设计了大量针对手臂和肩膀的训练方法，还有如何提高步法爆发力的课程。

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They aim to establish the average ice thickness of 10 sites using power drills, snow depth measurements and GPS readings.

他们目标通过电钻，冰雪测量仪器和GPS得出10个地点的海冰厚度平均值。

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Other general-use tools with applications in electric power wiring include screwdrivers, adjustable slip-joint pliers and drills.

其它通用工具包括螺丝刀，可调节的滑头钳和钻头。

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Only Stephenson could write an entire chapter on operating systems as power drills and teach you something while making you laugh out loud.

NPR: The Least Material of Material Gifts

In its rural crime survey, the theft of power tools - such as chainsaws, electric drills and lawnmowers - topped the list of items targeted, it said.

BBC: Thefts from South West farms cost ?8.3m

Today, lithium batteries are the preferred power packs for an array of widely used consumer products, from laptops and tablets to cellular phones and portable drills.

WSJ: The Science Behind Dreamliner's Batteries