管理学 查询语言 释 query language 查询语言 应信息存储和信息检索的共同需要而编制的专门语言，或人工语言的标准化。
数据库 数据库管理系统及其实现技术 释文 query language, QL 查询语言
- emission factors
- emission flux
- emission frequency
- emission inventories
- Emission inventory of pollutants
- emission line
- emission-line galaxy
- emission-line nebula
- emission-line object
- emission-line star
- emission measure
- emission mechanism
- emission microscope
- emission nebula
- emission nebulosity
- emission of black hole
- emission operator
- emission performance standard for stationary source
- emission point
- emission probability
- emission process
- emission sources
- emission spectrographic analysis
- emission-spectroscopical
- emission spectroscopy