Terms for subject Communications containing grounding

English	Chinese
ground based duct	地沟管道
ground frame	地面控柄台
ground monitoring equipment	地面监测设备
ground plane antenna	地面〔水平极化〕天线
ground position indicator	飞机对地位置指示器
ground wave	±也波
ground wave	地面电波
grounding alarm	接地报警
leakage current from power supply to ground	电源对地泄漏电流
train-ground communication	车地通信