The runtime uses objects called permissions to implement its mechanism for enforcing restrictions on managed code.

运行时使用称为权限的对象来实现其在托管代码上强制限制的机制。

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This paper, recommends an effective method called CAC for designing, mechanism of multiple proportions of internal drive of machine tool, and especially, introduces its USES in various conditions.

本文对倍比机构的传动设计推荐了一种行之有效的CAC方法，并着重介绍了它在多种情况下的应用。

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In its simpler form, the mechanism consists of a CAM operated lever to vibrate the back roll, called the whip roll.

比较简单的方式是机构中包括一个由凸轮控制的连杆，用以驱动后梁摆动。

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Jon Huntsman, the U.S.ambassador to China, called the move "a genuine attempt by China to address its exchange rate mechanism."

VOA: standard.2010.06.21

Although it is understandably tight-lipped about the exact mechanism behind its success, one probably enlists the help of cells called keratinocytes, which interact naturally with the dermal papilla cells of the hair follicle and secrete a chemical factor that supports their growth.

ECONOMIST: A cure for baldness

Google already has an online payment mechanism called Checkout that, in theory, it could use to collect payments for social games on its platform.

WSJ: Google Develops a Facebook Rival