bsss造句

• By using such a simple network structure , gprs service can be provided soon throughout the province without upgrading all the bsss . however , due to its limited capacity , it needs more ports , leading to their low utilization rate
  这种网络结构简单，能够很快地向全省提供gprs业务，各本地网也不需全部升级bss部分，可以只升级部分有需求的bss部分。但这种方式容量有限，需要的端口数较多，端口利用率也不高。