词汇	port expansion
释义	port expansion 出口扩展,扩大出口
随便看	diversity perspective diversity polarization diversity principle diversity processing section diversity product diversity protection system diversity radar diversity radio receiving set diversity rank diversity ranking diversity ratio diversity reasoning expert system diversity receiver diversity receiver-voter system diversity receiving diversity receiving system diversity reception Diversity Reception Equipment diversity reception technique diversity reception techniques diversity region diversity-region diversity relation diversity-retaining operator diversity routing system