Tag: voa hoc tieng anh

Chinese Drones Help US Firefighters Do their Jobs  Voice of America A growing number of U.S. firefighters are now using drones. In Fremont, California, 14 Chinese-made drones are being used to help fight fires and carry out … Source link

US States Use Drones to Predict Rockslides, Watch Wildlife  Voice of America Many American states are now using drone technology to watch avalanches and endangered animals, among other uses. A number of states are beginning to … Source link