Cycloid reducer is K-H-V planetary gear drive, of which the widely used are RV, FA and cycloid ball transmission.

摆线类减速器属于K - H - V行星齿轮传动，应用广泛的主要有RV、FA、摆线钢球传动等。

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The things about it are as follow: velocity feedback, H-bridge drive and speed control system using PWM technique.

电机闭环驱动控制模块控制电机完成避障动作行为，采用速度单环反馈、桥式驱动、PWM调速。

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Compared with a variety of relatively common DC chopping circuit, this paper selects the triple H-bridge chopping circuit to drive DC motors and introduces its working principles.

本文针对微型电动汽车，在比较多种常用的直流斩波电路基础上，选择三重化桥式斩波电路作为功率变换器主电路并研究了其工作原理。

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As he did in Drive and A Whole New Mind, Daniel H.

FORBES: Fiscal Cliff Fix - Honk If You Love Someone

Reprinted from DRIVE: The Surprising Truth About What Motivates Us by Daniel H.

WSJ: 'Drive' Excerpt by Daniel H. Pink

With its diminutive footprint -- just a mere 128.6 mm (L) x 82 mm (W) by 9.9 mm (H), -- sleek design and recyclable aluminum enclosure, users now have a stylish drive to help them move, work and play with their digital content.

ENGADGET: Hitachi GST's G-Drive Slim: world's thinnest 2.5-inch external hard drive