And another important form of power imput-surface power imput of vehicle system was studied.

讨论车辆系统中起重要影响的面源输入功率。

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The paper discusses the technique of increasing surface power voltage class from 380v to 660v.

本文就地面供电电压等级由380v提高到660v电压技术问题进行探讨。

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The wellhead cable penetrator is a kind of device for penetrating the tubing hanger and upper flange to connect the electric submersible pump and surface power at the production wellhead of ESP.

井口电缆穿越器是电潜泵采油井口上用于贯穿油管挂和上法兰，并连接电潜泵和井上电源的一种装置。

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Surface delivers the power of amazing software and the feel of premium hardware in one exciting experience.

ENGADGET: Microsoft Surface for Windows RT pricing now official: tablet starts at $499, keyboard not included

The poles are about nose height to give the skier more contact time with the snow surface and more power.

WSJ: For Skiers Looking for More Cardio: Skating on Snow

Solar panels installed on the upper surface of the gliders power numerous sensors that take readings every 10 minutes.

BBC: PacX Wave Glide