危险度区划
Risk assessment
Hazard zoning
hazard mapping
risk factors zoning
risk division
regionalization of danger degree
hazard zonation
危险度评价
Assessment of risk
hazard degree assessment
Risk assessment
risk degree assessment
Risk evaluation
appraisal of danger
Hazard assessment
dangerous degree appraisement
hazard degree evaluation
Risk degree evaluation
危险度判别
Distinguishing risk degrees
危险度划分
risk degree determination