X-band passive array

例句：

1. 1.The X-band passive array is used to detect signals from space.
   X波段被动阵列用于探测来自太空的信号。
2. 2. The X-band passive array was developed by NASA to improve communication with spacecraft.
   NASA开发了X波段被动阵列，以改进与航天器之间的通信。
3. 3. The X-band passive array is a crucial component in many modern radar systems.
   在许多现代雷达系统中，X波段被动阵列是一个关键组件。