Retroreflector array

• 角反射器阵列

Retroreflector array的用法和样例：

例句

1. The directed audio analogue system based on ultrasonic modulation is constructed, and the ultrasonic transducer array and the experiment equipment are designed.
   构建了基于超声调制的模拟声频信号定向传播系统，设计了超声换能器阵列及其实验测试装置。