这 道格拉斯DC-3 is a fixed-wing propeller-driven airliner that revolutionized air transport in the 1930s and 1940s. Its lasting effect on the airline industry and World War II makes it one of the most significant transport aircraft ever produced. It has a cruise speed of 207 mph (333 km/h), capacity of 21 to 32 passengers or 6,000 lbs (2,700 kg) of cargo and a range of 1,500 mi (2,400 km).
The DC-3 is a twin-engine metal monoplane with a tailwheel-type landing gear and was developed as a larger, improved 14-bed sleeper version of the Douglas DC-2. It had many exceptional qualities compared to previous aircraft. It was fast, had good range and could operate from short runways. It was reliable and easy to maintain and carried passengers in greater comfort. Before the war it pioneered many air travel routes. It could cross the continental United States and made worldwide flights possible. It is considered the first airliner that could make money carrying only passengers.
源： 维基百科上的道格拉斯DC-3
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这 道格拉斯DC-3 是一种螺旋桨驱动的客机，在 1930 年代和 1940 年代彻底改变了航空运输。它操作快速、可靠且经济。DC-3是第一架仅靠载客赚钱的客机。它也对航空业产生了持久的影响，因为它被世界各地的航空公司广泛使用了几十年。DC-3在第二次世界大战中也发挥了重要作用，作为军用运输机，代号为C-47，C-53，R4D和Dakota。
DC-3还用于货物，伞兵空投，滑翔机拖曳，侦察和其他任务。DC-3是最成功的之一 飞机 曾经建造过，由各种制造商生产了超过 16,000 辆。他们中的许多人今天仍在担任各种角色，例如消防、观光和飞行表演。DC-3证明了航空工程的独创性和耐用性。
