1)FOCH FOrward CHannel,前方通道2)FOCC Forward Control Channel,前方控制通道3)Clear road ahead!,前方道路畅通！4)FDTC Forward Data Traffic Channel,前方数据通信交往信道5)Forward channel,前向通道6)front water passage,前水通道
用法和例句
All kinds of errors for the forward channel of the measurement and control system are analyzed and discussed，the methods of the precision calibration for every parts of the forward channel are presented.