service age使用龄servicen.服务；发球；服役；公务部门；礼拜仪式；(车辆、机器等定期的)维修v.保养；维护；提供服务；支付(借款)利息Services-oriented architecture面向服务体系架构service user mistake probability业务用户错误概率service - oriented architecture面向服务架构service gate in conveyance tunnel输水洞工作闸门service life of electrolytic pots电解槽寿命service-- oriented government服务型政府service in science popularization科普服务service discovery and composition服务发现与组装service primitive representations服务原语表示法service value of forest ecosystem森林生态系统公益价值