Fig. 1. Surface deposition simulation results of ¹³¹I long distance transport of nuclear accident in a nuclear power plant (Bq∙m^-2)

Fig. 2. Surface deposition simulation results of ¹³⁷Cs long distance transport of nuclear accident in a nuclear power plant (Bq∙m^-2)

Fig. 3. Simulation results of ¹³¹I surface wet deposition (a) (Bq∙m^-2) and precipitation forecast (b) (kg∙m^-2) of nuclear accident in a nuclear power plant

Fig. 4. Comparison of simulation results of ¹³¹I surface wet deposition (a) (Bq∙m^-2) and surface dry deposition (b) (Bq∙m^-2) of nuclear accident in a nuclear power plant at 21:00 UTC on January 29

Fig. 5. Real-time surface weather superimposed radar precipitation analysis chart of Chinese Central Meteorological Station

Fig. 6. Real-time upper-air chart of 925 hPa (a) and 850 hPa (b) of Chinese Central Meteorological Station

Fig. 7. Surface dose rate field (mSv∙h^-1) simulation results of long distance transport of nuclear accident in a nuclear power plant