polarization-maintaining coupler

例句：

1. 1. In thefield of optical communication, polarization-maintaining couplers are widely used to enhance signal strength and reduce interference.
   在光通信领域，极化维持耦合器被广泛使用来增强信号强度并减少干扰。
2. 2. The polarization-maintaining coupler is a critical component in fiber optic cables, which allows light topropagate through the cable without being scattered or absorbed.
   极化维持耦合器是光纤电缆中的关键组件，它允许光通过电缆传输而不被散射或吸收。
3. 3. The polarization-maintaining coupler plays a crucial role in maintaining the polarization state of the transmitted light, ensuring its integrity and reliability.
   极化维持耦合器在保持传输光的极化状态方面起着至关重要的作用，确保其完整性和可靠性。