Wrist-chronometers with spring balance oscillator 具有摆轮游丝振荡系统的精密手表
The escapement wheel is blocked in turns by each pallet-stone and freed at each oscillation of the regulator through the fork and balance. Concurrently the pallets keep the oscillator running.
擒纵轮不断地被擒纵叉阻止和释放，与钟摆的周期相一致地运转。
youdao
应用推荐
模块上移
模块下移
不移动