检索: retrieval; retrieve; search; ...服务: give service to; be in the s ...业务: vocational work; professiona ...infoseek检索服务: infoseek search service检索服务: dow jones news/retrieval service检索服务文献: literature about search services全文检索服务: full-text retrieval service书目检索服务: brs bibliographic retrieval services文献检索服务: bibliographic retrieval services信息检索服务: information retrieval servicesoclc第一检索服务: oclc first search service国际信息检索服务: international information retrieval service检索服务供应商: access service provider联机信息检索服务: on-line information retrieval service书刊目录检索服务: bibliographic retrieval servicesx消息检索服务单元: mrse message retrival service element医学文献检索服务: medical literature retrieval service多媒体声视检索服务: mars multimedia audiovisual retrieval service国际资料库检索服务: international database search黄页和白页检索服务: business profiles and sales leads洛克希德会话检索服务: ldrs lockheed dialog retrieval service面向儿童的检索服务: ask jeeves for kids缩微胶片专题检索服务: selected research in microfiche检索服务器地址和联系人地址: search in server/contact addresses洛克希德会话检索服务系统: ldrs; lockheed dialog retrieval service