polarized track circuit

例句：

1. 1. The polarized trackcircuit is used in the construction of high-speed railways to ensure the safetyof passengers.
   极化轨道电路用于高速铁路的建设，以确保乘客的安全。
2. 2. In the polarized track circuit, the magnetic field linesare arranged in a specific pattern to transmitsignals.
   在极化轨道电路中，磁场线被安排成特定的模式以传输信号。
3. 3. The polarized track circuit isan essential component of modern communication systems,providing reliable and efficient data transmission.
   极化轨道电路是现代通信系统的关键组成部分，提供可靠和高效的数据传输。