工学 空间查询 释 spatial query 空间查询 从空间数据库中标识一个地理目标子集的过程。被标识的目标必须满足特定的语义与空间关系准则。又称空间检索、空间数据选取。
计算机应用 信息系统与信息化 释文 spatial query 空间查询
- coalbed methane target area
- coalbed methane well drainage
- coalbed methane well network
- coal blending
- coal blending process control system
- coal-burning solid waste
- coal carbonization
- coal chemical industry
- coal chemical industry production process control system
- coal chemistry
- coal classification
- coal coking
- coal combustion
- coal combustion equipment
- coalcomponent analysis
- coal core sample
- coal derived gas
- coal-derived gas
- coal desulfurization after combustion
- coal desulfurization before combustion
- coal desulfurization in combustion
- coal detailed prospecting
- coal diesel
- coal district
- coal dust cloud