To meet these stronger security needs, either multi-layer authentication or multifactor authentication or combinations of both are used.

为了满足这些安全需求，必须使用多层身份验证或多因素身份验证，或这两者的组合。

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Using a projector and rows of water drop emitters, a multi-layer display that can be used for text, videos, and interactive games is created.

使用一个投影仪和很多行水滴发射器，一个可以显示文字，视频和互动游戏的多层显示就产生了。

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Most of the solutions exercising multifactor as well as multi-layer authentication make use of the same underlying network security mechanism.

大多数实现多因素身份验证和多层身份验证的解决方案使用相同的底层网络安全机制。

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Both cameras are compact and lightweight, and feature Super Multi Layer Coating to reduce flare and ghosting.

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Therefore, distribution must be delivered through a multi-layer supply chain that ends in thousands of mom-and-pop storefronts.

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"The anti-reflective coating requires multi-layer coatings which are slightly more complex than the typical single-layer ones, " Lin told CNN.

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