wheel and axle

常见例句

The wheel and axle is a rotating lever.
轮轴是一个转动的杠杆。
mashuai.21.blog.163.com
The wheel and axle of the Han Dynasty are an important subject of study for the history of Chinese science and technology.
汉代的轮轴工艺，是中国古代车制研究的重要内容，也是中国科技史上的重大课题之一。
Optimized design of Rail wheel and axle is finished. Conclusion This result satisfies our national railway standard. The maximum stress is less than the yield stress.
结论实现火车轮轴的优化设计，优化后轮轴的最大应力均小于屈服应力，满足我国铁路的标准要求。

The crowbar swung up into the air and the free end knocked Fyodorov off his feet and out of his senses, then threw him into the second wheel and smashed his head against the axle box.
NEWYORKER: Among Animals and Plants
Helping Komatsu persuade the mine operator to switch was a new drive system that instead of the conventional mechanical axle and cogs uses rear-wheel-mounted electrical motors.
FORBES: Magazine Article