系统软件 语言与编译 释文 extensible hypertext markup language, XHTML 可扩展超文本标记语言
- astrometer
- astrometric aspect
- astrometric baseline
- astrometric binary
- astrometric catalogue
- astrometric declination
- astrometric distance
- astrometric error
- astrometric expectation
- astrometric instrument
- astrometric observatory
- astrometric orbit
- astrometric photograph
- astrometric place
- astrometric position
- astrometric precision
- astrometric right ascension
- astrometric test of relativity
- astrometrist
- astrometry
- astrometry satellite
- ASTRON
- astronaut
- astronaut candidate selection
- Astronaut Center of China