网络释义
1)exchange group,交换基2)exchange site,交换基3)exchange group,交换基团4)internal exchange site,内部交换基5)Exchange infrastructure,交换基础架构6)BPSS Basic Packet C Switching Service,包交换基本服务7)alkalescent ion exchange groups,弱碱性阴离子交换基团8)fixed ion exchange site,固定的离子交换基9)fixed negatively charged exchange site,固定的带负电荷交换基10)fixed positively charged exchange site,固定的带阳电荷交换基