subcarrier switching

例句：

1. 1. The subcarrier switching system is crucial for maintaining network stability.
   副载波切换系统对于保持网络稳定性至关重要。
2. 2. During the transition, the subcarrier switching process needs to be carefully controlled.
   在过渡期间，副载波切换过程需要谨慎控制。
3. 3. The subcarrier switching technology has greatly improved the efficiency of wireless communication.
   副载波切换技术大大提高了无线通信的效率。