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Two patterns of air plane engine inlet hot-air anti-icer are introduced in this paper, one is circumferential anti-icer, the other is double skin corrugated chord direction anti-icer.

飞机发动机防冰对飞行安全具有十分意义,对于热气防冰系统,前缘防冰器式对防冰效果影响很大。

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fishing rod, fishing season, fishing tackle, fishing vessel, fishjoint, fish-kettle, fishkill, fish-knife, fish-lens, fishlike,

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3G, 401(K), a,

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And what you've seen today has been a very, very simple process and it's very safe.

你们今天看到是一个单,而且十分安全教程。

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Despite that, limited domestic air travel resumes there this week, with employees disinfecting bags and some travelers wearing conspicuous safety gear.

虽然如此,周,国内有限航班还在继续运行,航空公司对各种包裹都进行了消毒,部分旅客甚至还佩戴着十分明显安全装置。

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fish-pit, fishplate, fish-plate, fishpond, fishpot, fishpound, fishroom, fishscope, fishskin, fish-skin,

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3G, 401(K), a,
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