《台风英文版》PPT课件.ppt

TYPHOON,Author:Wu Qi 15 sociology 1521010619,1.Typhoon is a name used in east Asia for a hurricane. 2.Typhoon is a type of cyclone occurring in the western regions of the pacific ocean. 3.A typhoon is similar to a hurricane in levels of destructiveness. 4.The word typhoon comes from the chinese term tai-fung meaning great wind.,What is typhoon?,Classification of Typhoon,The typhoon can be divided into six grades according to its intensity: Tropical depression(热带低压)，Maximum wind speed from 6 to 7； Tropical storm(热带风暴)， Maximum wind speed from 8 to 9； Severe tropical storm(强热带风暴)，Maximum wind speed from 10 to 11； Typhoon(台风)，Maximum wind speed from 12 to 13； severe typhoon(强台风)，Maximum wind speed from 14 to 15 ； Super Typhoon(超强台风)， Maximum wind speed is greater than or equal to 16.,What can typhoon bring?, The typhoon often leads to a dangerous situation, caused by sea waves, threat to maritime security.,What can typhoon bring?,The typhoon will bring heavy rain and strong winds. This will make the crops flooded, houses, roads and other facilities will be destroyed.,The disasters caused by the typhoon also include landslides and debris flows caused by heavy rains.,What can typhoon bring?,Prevention and control of typhoon.,To strengthen the monitoring and forecasting of the typhoon is an important measure to reduce the typhoon disaster. In China, the typhoon warning signal is divided into several types:,The four signals are enhanced from left to right.,The harm of the typhoon is huge. In order to make everyone more profound understanding of the dangers of the typhoon, I introduce a film called super typhoon to everyone.,The film tells a story. When the typhoon came, Mayor Xu organized the transfer of millio