资讯

Angles of elevation and depression are angles that are given from above or below a horizontal perspective. For example the angle that is made when you look up at something is an angle of elevation.
For the first time this season, Aron Canet is a Moto2 race winner, as he snatched victory at the Qatar Grand Prix. Aron Canet has taken control of the Moto2 World Championship after claiming his first ...