Linear motor driven system is a new kind of feed system for CNC machine tools.

直线电机进给单元是高速数控机床的一种新型进给系统。

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This design uses a motor driven pinion, which drives each leg in and out through racks mounted to each.

这一设计采用马达传动小齿轮，通过机架固定见安装在每个进出机架上。

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Machine control circuit realizes the functions of water level detect, motor driven, water import and export, it consists of water level detector, motor, transmission system components and penstocks.

机械控制电路实现水位检测、电机驱动、进水、排水等功能，主要由水位检测器、电动机、传动系统部件、进水排水电磁阀组成。

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Many motor home owners have driven to all 50 U.S.states - except,of course,Hawaii, way out in the Pacific Ocean.

VOA: standard.2010.03.01

The government is supposed to pay for a motor-driven chair only if the patient would be confined to bed without one.

FORBES: Magazine Article

S. Thurman patents a motor-driven vacuum cleaner.

CNN: On this day in history

In their bid to simplify loading 35mm film, Kodak, Fuji and other photographic firms squared off the 35mm roll's lead-in tab so a modern SLR's motor-driven loading mechanism could grab the film's sprocket holes and wind it automatically onto the take-up spool.

ECONOMIST: A die-hard analog photographer goes digital