NEMA 1 - Indoor use with some protection against contact with enclosed equipment.

符合NEMA 1—室内有一些防止接触全封闭防护设备的使用。

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One of the main measures of improving IAQ is to control contamination sources strictly Electrostatic air cleaners are a type of purifying equipment widely used to remove indoor air contaminants.

改善室内空气品质的主要措施之一就是控制室内空气中的污染物，静电室内空气净化器便是一种常用的去除室内空气污染物的净化设备。

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Yongjia Mei 'ao Craft Factory is a professional integrated development and production of indoor and outdoor children's play equipment and all kinds of toys.

永嘉县梅岙综合工艺厂是家专业开发生产室内外儿童游乐设备及各类玩具的企业。

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Indoor Cricket USA makes money through rentals, equipment sales, coaching classes and corporate events, but it relies on winter revenue and has faced five-figure shortfalls, Lalta Persaud said.

WSJ: A Cricket Paradise in Jersey