boeing-sikorsky rah-66 comanche
添加释义
Boeing-Sikorsky RAH-66 Comanche
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abstract:
The Boeing-Sikorsky RAH-66 Comanche was an advanced five-blade armed reconnaissance and attack helicopter designed for the United States Army. The RAH-66 program was canceled in 2004, before mass production began, after nearly $7 billion was spent on the program.
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