理论计算机科学 可计算性与计算复杂性 释文 P-complete problem P完全问题
- refinery gas
- refinery production safety
- refine search
- refining
- refining of aluminium
- refining of gold and silver
- refining of petroleum
- refining of woody oil and fats
- refining process
- refining process control system
- refining treatment
- refinish
- reflectance
- reflectance anisotropy spectroscopy
- reflectance anisotropy spectroscopy, RAS
- reflectance difference spectroscopy
- reflectance difference spectroscopy, RDS
- reflectance spectrum
- reflect array antenna
- reflected
- reflected code
- reflected impedance
- reflected light
- reflected light metering
- reflected ray