low duty pulsed tube

例句：

1. 1.This low-power pulsed tube is used for transmitting signals over long distances.
   这种低功率脉冲管用于在长距离上传输信号。
2. 2. The low-power pulsed tube is a popular choice for outdoor lighting.
   低功率脉冲管是户外照明的一个受欢迎的选择。
3. 3. The low-power pulsed tube has been widely used in communication systems.
   低功率脉冲管在通信系统中得到了广泛应用。