sync pulse

例句：

1. 1.The sync pulse was set to match the frequency of the other device.
   同步脉冲被设置为与另一个设备的频率相匹配。
2. 2.The sync pulse was used to synchronize the two devices.
   同步脉冲用于同步两个设备。
3. 3. The sync pulse was crucial for maintaining the accuracy of the measurement.
   同步脉冲对于保持测量的准确性至关重要。