The bell reducer provides the cyclone action and the boundary layer control.

喇叭形异径管产生旋风作用并进行边界层控制。

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The paper presents the principle of boundary layer control for submerged vortex generators of concave shape.

本文介绍了一种新型的凹型面埋入式涡流发生器的工作机理。

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Based on the two layer control structure of FCS, AMCS integrates the plant management ability of MES and the control ability of FCS.

AMCS基于现场控制系统FCS的两层控制结构，在功能上则融合了制造执行系统MES的车间管理功能和FCS的控制功能。

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Ann Kelley has found an even more powerful layer of control in the amygdala, a center for emotions that also has rich nerve connections to the nose.

FORBES: Health

Its biggest switch, called the Nexus 7000, sits above them all, unifying a computer center's crazy quilt of engineering standards into a layer of control that Cisco can own.

FORBES: Magazine Article

Digg is getting into the breaking news business with a new layer of editorial control.

FORBES: Digg Digs Deep With New Moderated News Portal