信息安全 信息系统安全防护技术 释文 biometric authentication 生物鉴别
- drill floor robot
- drill gamma-ray surveying
- drill hole
- drill-in fluid
- drilling
- drilling accident
- drilling accident handling
- drilling and blasting method
- drilling and blasting method of rock engineering
- drilling and block
- drilling application
- drilling assembly
- drilling auxiliary appliance
- drilling benefit index
- drilling blowout
- drilling blowout rescue technology
- drilling chemical
- drilling complicacy
- drilling core
- drilling core gamma-ray documentation
- drilling coring
- drilling coring logging technology
- drilling efficiency index
- drilling engineering
- drilling engineering design