数据库 数据库管理系统及其实现技术 释文 query by humming 哼音查询
- spot applicator
- spot area
- spot beam
- spot color printing
- spot diagram
- spot distortion
- spot fire
- spot group
- spot inspection system
- spotless
- spotless smooth-hound
- spot light
- spotlight
- spotlight effect
- spotlight model
- spot meter
- spot mineral products
- Spot News Photo
- spot number
- spot penumbra
- spot plate
- spot radiation source
- spot rate
- SPOT satellite
- spot size