工学 〔快递服务〕 释 express mail service；EMS 邮政特快专递 邮政企业采取最快发运速度、专门处理手段及专人直接投递的邮件传递方式。
计算机应用 基于网络的信息服务 释文 emergency medical service, EMS 紧急救援系统
- astronomical archives management
- astronomical azimuth
- Astronomical Bureau
- Astronomical Chapter
- astronomical chronicle
- astronomical climate
- astronomical clock
- astronomical clock tower
- astronomical clock-tower
- astronomical clocktower
- astronomical compass
- astronomical computing and demonstration device
- astronomical constant
- astronomical constant system
- astronomical coordinate
- astronomical coordinate measuring instrument
- astronomical coordinate system
- astronomical data center
- astronomical date
- astronomical day
- astronomical distance
- astronomical ephemeris
- astronomical geodesy
- astronomical geology
- astronomical image processing system