1.锅炉压力容器系统安全工程,失效与可靠性分析,缺陷安全评定,在线安全状态监测与诊断; 2.锅炉压力容器材料和焊接接头在低温、高温、疲劳、腐蚀环境和长期服役情况下的退化与破坏; 1. Boiler and pressure vessel system safety engineering, failure and reliability analysis, defect safety assessment, online safety status monitoring and diagnosis; 2. Boiler and pressure vessel materials and welded joints in the low temperature, high temperature, fatigue, corrosive environment and long-term service conditions Degradation and destruction;