chronometer rate

例句：

1. 1. The clock is set to the correct chronometer rate.
   时钟被设置为正确的计时速率。
2. 2. The chronometer rate is crucial for accurate timekeeping.
   计时速率对于准确的时间计量至关重要。
3. 3. The chronometer rate was determined by the manufacturer's specifications.
   计时速率是由制造商的规格确定的。