On the afternoon of 8-2, carrying observation equipment, high-altitude meteorological detection drones from Hainan Boao Airport soared up to 10,000 meters high, successfully dropped 30 sounders, together with the millimeter wave radar, completed the 3rd typhoon this year, “Sen Lak” peripheral cloud system CT-type “scan. “The observation data were sent back to the ground command system in real time. The unmanned aerial vehicle, meteorological satellite, unmanned ship and other detection methods formed a three-dimensional observation, providing an important reference basis for determining the central location of Typhoon Sen Lak.