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卡-50是俄罗斯卡莫夫设计局研制的一种共轴双浆型武装直升机。1982年完成首次试飞,1991年交付使用,是当今世界上最先进的武装直升机。
Card-50 is a coaxial twin plasma helicopter developed by Russia's Karmov Design Bureau. The first test flight completed in 1982 and delivered in 1991 is the most advanced armed helicopter in the world today.