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
- dropsonde
- drop test
- drop-the-loser rule
- drop tower
- drop volume method
- drop water measurement
- drop weight impact testing machines
- drop weight method
- drop weight test
- drop wire
- dropwise condensation
- Drosha
- Drosha酶
- drosometer
- Drottningholm Court Theatre
- Drottningholm Park
- drought
- drought avoidance
- drought central China in 10th century
- drought central China in 1942
- drought damage of fruit trees
- drought disaster
- drought disaster in China
- drought disaster map
- drought disaster risk management