理论计算机科学 可计算性与计算复杂性 释文 NP-complete problem NP完全问题
- pressureless sintering of ceramic matrix composites
- pressureless sintering of ceramics
- pressure limit
- pressure limiting device
- pressure logging device
- pressure loss
- pressure lubrication
- pressure measurement
- pressure measuring instrument
- pressure mechanical processing safety
- pressure medium
- pressure meter test
- pressuremeter test
- pressure modulation method
- pressure monitoring
- pressure of fan
- pressure operated equipment
- pressure outflow condition
- pressure pipe
- pressure pipeline accident
- pressure pipeline accident report
- pressure potential
- pressure quenching
- pressure rainwater drainage system
- pressure ratio of compressor