geared wheel造句怎么写

4、A mechanism of geared wheels driven by a wound spring, as in a mechanical clock.

2、differential geared wheel reductor bevelepicyclick hub reductor

1、spur geared wheel reductor

3、The fibers remaining form a thin web or layer. This web of fibers is pulled together, fed through a cone and under a geared wheel that helps to hold the fibers together and delivered as a comb sliver.