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
- air supply vehicle
- air surveillance radar
- air system and water system
- air table
- air tape sampler
- air temperature control
- air texturing
- air texturing yarn machine
- air thrawing equipment
- air tightness of high speed train
- air tight test
- airtight transportation
- air-to-air heat exchanger
- air-to-air missile
- air-to-air missile flight phase
- air-to-air missile warhead
- air to fuel ratio
- air to ground missile
- Air to ship missile
- air toxics
- air track
- air traffic control
- Air Traffic Control Building
- air traffic controlfacilities
- air traffic control radar