单词	orbit-- period
释义	orbit， period周期轨道
随便看	network management information system，nemis network management layer network management oriented transaction network management protocol network management protocol，nmp network management server network management services network management services--nms network management services，nms network management signal network management system network management system--nms network management system，nms network management unit network management unit，nmu network manager network manager，nm network map network map, topographical map network marketing network master relay network matching network maximum segment size network maximum segment size--nmss network maximum segment size，nmss