This paper expounds requirements of special industry electric equipment in explosive areas, and presents protection grade and structure requirement of electric equipment.

论述了特殊工业电气设备在爆炸性场所使用的要求，并介绍了电气设备的防护等级和结构要求。

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The open angle of the flow control valve is adjusted by electric actuator, which can be controlled remotely to meet the requirement of system measure.

流量控制阀由电动执行器调节开度，可实现远距离控制阀门的开度，以满足系统计量的要求。

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Based on the introduction of basic structure of electrostatic oiler, requirement of static electric field with high voltage is analyzed.

文章介绍了静电涂油机涂油室的基本结构，分析了喷涂质量对高压静电场的要求。

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Jack Welch, former CEO of General Electric, is famous for pointing out that making your business sustainable is a requirement for a modern company.

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The engineering requirement overall for CST, wind-power, new power distribution, electric transportation etc. is phenomenal and unprecedented, and while I marvel at the audacity of the proposal, I doubt very much that it can be done in time, if at all.

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