来自MSN1 个月
What Are Firefighting Helicopters, And How Do They Pick Up Water?
These buckets usually have a release valve that opens up once the helicopter reaches the fire hotspot. As mentioned earlier, the National Interagency Fire Agency classifies helicopters involved in ...
AOL1 个月
Everything you need to know about the water drops in California during wildfires
Cal Fire owns a fleet of helicopters, including Bell UH-1H Super Hueys and Sikorsky S70i Black Hawk helicopters. These helicopters can each carry water in buckets hanging below the aircraft to ...