With the remarkable acceleration of the railway, the coding technique within the station was widely applied as abasic technical equipment for train safety.
Catches an illness the flowering branch to have the mutual infectiousness, but died of old age the flowering branch is easy to have the ethylene acceleration deterioration.
100 meters races divide into three stages: The acceleration period (until 50-60 meters), the highest speed runs the stage (50 meters to 70 or 80 meters) and the deboost phase.