Allen said a prototype of an early warning system for California earthquakes should be completed in about three years.
艾伦说加利福尼亚地震预警系统的模型将用三年左右的时间来完成。
For more than three years, the world's banking system has lived through the equivalent of wartime.
两年多来，全球银行系统度过了艰难如战时岁月的日子。
But using Windows as the operating system for tablets also implies that Microsoft will update the devices' operating systems on the Windows time frame, typically every three years.
但是，使用Windows作为平板电脑的操作系统意味着微软会按照三年的周期对系统进行升级。
The pilot project also examines the best way to finance start-up costs and ongoing maintenance, with initial results indicating that the system can pay for itself within two to three years.
这一试点项目同时还调查了怎样才能最好地承担起启动成本和日常维护资金需求。
The system has been already used for about three years and achieved good results in Jingwei Company.
此系统在公司应用已近三年，取得了良好的效果。
System different states, most of the six primary schools, three junior high school for three years.
各州学制不一，大部分为小学六年、初中三年、高中三年。
This system has run for three years and gained satisfactory results. It changed the traditional manual operation mode, and is an energy saving solution for high quality preservation of fruits.
该系统投入运行三年，取得了令人满意的效果，改变了传统的人工操作方式，解决了果品高质量节能贮藏的关键技术。
Party B shall issue the system certification certificate to Party A once Party A passes the audit. The certificate shall be valid for three years starting from the date of issuance.
审核通过后向甲方颁发体系认证证书，该证书自颁发之日起有效期三年；
Party B shall issue the system certification certificate to Party A once Party A passes the audit. The certificate shall be valid for three years starting from the date of issuance.
审核通过后向甲方颁发体系认证证书，该证书自颁发之日起有效期三年；
应用推荐