传统的通信信号发生器是由硬件组合构成，存在硬件规模大、成本高、不易于扩展等缺点。

Traditional communication signal generator which is made up hardware has many defects such as more hardware scale, higher cost and more difficult expanding.

youdao

传统的通信信号发生器是由硬件组合构成，存在硬件规模大、成本高、不易于扩展等缺点。

Traditional communication signal generator which is made up hardware has many defects such as more hardware scale, higher cost and more difficult expanding.

youdao