Internal gear pump is the small gear wheel, the big gear for driven wheel, in work big gear with small gear cocurrent rotation.

内啮合齿轮泵中的小齿轮是主动轮，大齿轮为从动轮，在工作时大齿轮随小齿轮同向旋转。

youdao

The automatic internal girth weld tracker using contact type guide wheel as sensor is introduced in this paper.

本文介绍了一种利用接触式导轮作为传感器的内环焊缝自动跟踪装置。

youdao

The prime mover may be a steam-driven turbine, a hydraulic or water wheel, or an internal combustion engine.

原动力转换装置可以是一个由蒸汽驱动、液力驱动或水轮驱动的轮机，亦或是内燃机。

youdao

An internal cage with the balance wheel, balance spring and escapement completes one full turn on its axis in forty-five seconds.

FORBES: Luxury Watch Exhibit, TimeCrafters, Opens to the Public

The steering wheel contains an internal and external ring of sensors, where an airborne waft will activate the turn sensors, one across the top can activate the in-car entertainment and two across the face can control additional functions.

ENGADGET: Neonode's Proximity multi-sensing technology hands-on (video)

Turn on the wheel and it spins around to do an internal calibration, and immediately an annoying little fan inside spins to life.

ENGADGET: Fanatec Porsche GT2 wheel and Clubsport pedals review