单词	calibration on ground
释义	calibration on ground 地面标校
随便看	multichanel analyzer multichanel oscilloscope multichanger multichangers multi-change speed multichannal machining multichannal nystagmograph multichanne Multi-channe gas switch multi-channeI multichannel multi channel multi-channel multichannel access multi channel access multi-channel access multi-channel access radio system multichannel access system multi-channel access system without cent multi-channel access xml multichannel acoustic echo cancellation multi-channel acoustic echo cancellation multi-channel acoustic echo suppression Multichannel Acoustic Relay multichannel active control