地下通信电缆
underground communication cable
underground telecommunication cable
半地下通风库
semi-underground ventilation storeroom
北京西客站南广场地下通道
underground passageway of the south square at Beiling West Passenger Station
本地通信服务器
LCS Local Communication Server
本地通信控制台
LCC Local Communication Console
本地通信网
Local telecommunication Network
LCN Local Communications Network
LCN:Local Communication Network
本地通信载体
domestic satellite carrier
车地通信
train-ground communication
Train-to-ground Communication
Train-wayside Communication
TWC
Wayside-train communication
Train-waiside communication
车-地通信
train-ground communication
Train-wayside Communication
TWC
地下－地表水
groundwater and surface water
groundwater-surface water
地下地震测量
underground seismic survey