精密时钟 – phrases

Terms for subject Watchmaking containing 精密时钟 | all forms

Chinese	English
尤指海员出海时所用的精密计时钟表	chronometer
这个问题直到十八世纪发明了航海精密计时钟才得以解决	The problem was not solved completely until the invention of the marine chronometer in the eighteenth century