In the microwave transmission,the rain attenuation are calculate
2023-11-19通信专业业务
In the microwave transmission,the rain attenuation are calculated by two directions.（ ）
A.对
B.错
正确答案是B
In the microwave transmission,the rain attenuation are calculated by two directions.（ ）
A.对
B.错
正确答案是B