entropy-entropy flux

hazard prevention and hazard reduction

entropy flux and entropy production

Kolmogorov-Sinai entropy， KS entropy

weighted entropy endow entropy model

(average)F-hazard affected degree

a professional hazard

abrupt geo-hazard

abrupt geological hazard

accident hazard

accident of occupational hazard

additional fire hazard

Advance hazard analysis

after fire hazard

aggregative hazard index

agricultural drought hazard

agricultural meteorological hazard

agricultural natural hazard

Agro-meteorological hazard