land red-line用地红线
land-line facilities陆线设施
land-line charge陆线费
land-sand line地砂线
adjustment land-line土地线校正
Power over a telephone land-line电话线供电
Over-land supply line of petroleum陆上石油供应线
long-haul land line[通信] 远程陆上通信线
N（名词） a telecommunications wire or cable laid over land (电话通信)陆上线路