spiral driving worm box 螺旋传动蜗杆箱
worm driving 蜗传动
worm driving pinion 蜗杆传动主动齿轮
worm rack type driving device 蜗杆齿条式驱动装置
worm gear driving 蜗杆副传动
Worm gears are adopted for driving rotational motion along azimuth Angle and power screws are used for raising zenith Angle.
蜗轮与蜗杆被用来驱动方位角的转轴，仰角的转动则使用螺杆。
The driving type is manual, worm gear, electric, electric hydraulic, pneumatic, automatic adjusting etc, which satisfies different process requirement.
驱动形式多样，设有手动、蜗轮传动、电动、电液动、气动、自动调节等，充分满足不同工艺的需求。
A new stepless-adjusted jig using worm and worm gear driving is introduced in this article.
一种利用蜗杆蜗轮传动无级调节偏心的双偏心轮定位夹具。
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