sampled phase-locked loop

例句：

1. 1.The data was collected from a sample of the population.
   数据是从该人群的一个样本中收集的。
2. 2.The company uses samples to test its products before they are mass-produced.
   该公司在大规模生产产品之前，使用样品来测试其产品。
3. 3.The research team collected samples from various locations around the city.
   研究团队从城市的各个地点收集了样本。