line of sight coverage 视距 ; 直视能见度
line-of-sight coverage 直视距离范围 ; 视距
line-of-sight coverage diagram 视界图
sight coverage
看到报道
以上为机器翻译结果，长、整句建议使用 人工翻译 。
At the higher frequencies, such as 700 MHz and 800 MHz communications is essentially line of sight, which means that more towers and repeaters are required for reliable coverage.
FORBES: Connect
应用推荐
模块上移
模块下移
不移动