The radar occurred in World War 2, military purposes, for use in tracking the fighter's opponent, and later developed in to a variety of benefits such as meteorological aircraft side side, etc.
Radar happened in World War 2 has military purposes. In order to pursue the fighters of the opponents. And later developed for use in many diverse fields such as meteorology, aircraft and so on.
Radar happened in World War 2 military purpose In order to track the fighter aircraft of the opponent. And it shall come to pass, have been developed to take advantage of the more diverse, such as meteorology, the aircraft.