9CaKrnQhKpY作者:mil.huanqiu.comgalleryV-280旋翼机首次水平试飞 达到时速352公里/e3pmh1dm8/e3pn6f3oh1526534220000环球网版权作品,未经书面授权,严禁转载或镜像,违者将被追究法律责任。责编:徐璐明环球网152653422000011["9CaKrnQhJbB","9CaKrnQhzhV","9CaKrnQhmy8","9CaKrnQhkAZ","9CaKrnQhbZJ","9CaKrnQgX8Z","9CaKrnQh0c1"]{"gallery":{"members":[{"desc":"美国《防务新闻》网站5月16日报道,美国贝尔直升机公司研制的V-280“勇气”倾转旋翼机成功完成从垂直起飞到水平巡航飞行模式的转换,其平飞速度达到了342公里\/小时。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011738537.jpg"},{"desc":"转换飞行模式是倾转旋翼机研制过程中的重要难关,因此这对于V-280研制来说是一个重大成果。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011739186.jpg"},{"desc":"据称,V-280将开始挑战更高的飞行速度,其设计最高速度将达到504公里\/小时。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011739813.jpg"},{"desc":"这种直升机是美国军方支持的“联合多任务验证”项目原型机,其目标是在2030年之前,研制出一种可以替换现役直升机的新概念直升机。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011739903.jpg"},{"desc":"据贝尔公司方面说法,V-280原型机的旋翼运行时间已经累计达到90小时,飞行时间27小时。该机已经完成地面系留试验,悬停系留试验,以及悬停机动试飞。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011739621.jpg"},{"desc":"试飞中的V-280倾转旋翼机","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011740708.jpg"},{"desc":"试飞中的V-280倾转旋翼机","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011740130.jpg"},{"desc":"正在地面进行旋翼测试的V-280","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011740529.jpg"},{"desc":"V-280和MV-22“鱼鹰”运输机同角度对比","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011741792.jpg"},{"desc":"V-280和MV-22“鱼鹰”运输机同角度对比","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2018\/0517\/13\/17\/20180517011741777.jpg"}]}}//himg2.huanqiucdn.cn/attachment2010/2018/0517/13/24/20180517012410125.jpg