计算机应用 信息系统与信息化 释文 agricultural information resources 农业信息资源
- urology
- urology anorectal clamp
- urology anorectal hook & needle
- urology anorectal scissors
- urology anorectal surgical operation instrument
- uronic acid
- uropepsin
- uropepsinogen
- uropoda
- uropodite
- uroporphyrin
- uroproct
- uropygial gland
- urorectal septum
- uroscopy
- urostyle
- urotoxin
- urotropin
- urotropine
- UrQM
- Urritopsis nutricula
- URS
- Ursa Major
- Ursa Major cluster
- Ursa Major group