The dust protection, barrier-type filters are installed at the enclosure inlet vents.

栅型灰尘保护过滤器装在机箱进气口。

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It operates in temperatures from –40 to +167 degrees Fahrenheit and offers surge protection, a vandalproof dome cover, a metal housing, and IP66-rated rain and dust protection.

它工作温度范围是-40至167华氏度，提供电涌保护， 带有一个防爆半球罩，一个金属外壳，且符合IP66级雨水和灰尘防护。

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Dust masks are graded according to the protection they offer.

防尘面具根据其提供的防护而分级。

《柯林斯英汉双解大词典》

The Xperia acro S has a scratch-resistant display to offer protection against dust and water immersion.

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Xperia advance has a scratch-resistant display with wet finger tracking to offer functionality and protection against dust and water immersion.

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The case snaps on to provide protection from scratches, dust and boringness, while adding only about a millimeter of thickness.

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