4.Typhoon.Wikipedia.(https:///wiki/Typhoon)
the center of bottom ranges from 41.5m/s to
50.9m/s,the level 14-15.
Super TY:The average wind speed in the center of
bottom is higher than 51.0m/s, the level 16 or higher.(Rammasun 17)
3. Typhoon can increase fish production .
4.Typhoon makes people live and work in peace.
Part five: Methods of prevention of typhoon.
At sea:
1. Before the typhoon ,you should immediately find a place for you to take shelter from the wind.
2.If you are caught in a typhoon , you should timely ask the relevant departments for help.
3. When you are waiting for rescue , you should take emergency measuresquickly away
rain.
3. The weather often brings about a dangerous situation caused by typhoon,the sea waves, a serious threat to the safety of navigation.After the landing of typhoon storm surge , the water can destroy crops,all kinds of buildings, resulting in heavy losses of life and property of the people.