9CaKrnQhnJU作者:mil.huanqiu.comgallery美军士兵徒手摸战机发动机喷管/e3pmh1dm8/e3pn6f3oh1448239560000责编:徐璐明资料图144823956000011["9CaKrnQhmMI","9CaKrnQhmkY","9CaKrnQhmgv","9CaKrnQhjR2","9CaKrnQhjA2"]{"gallery":{"members":[{"desc":" 美国航母尾部有个专门测试发动机的区域,平常战机发动机维护后就在这里测试。图中的美军地勤徒手触摸正在开加力运转的发动机喷管,让人感觉不可思议。实际上,F404\/414发动机尾喷管外部一圈整流片和内层几乎没有接触,而且还从发动机舱抽入引射气流进行冷却,所以手摸也没有事。(鸣谢 空军之翼 阿姆斯壮)\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/1123\/20151123084745642.jpg"},{"desc":"F404系列发动机结构示意图\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/1123\/20151123084814396.jpg"},{"desc":" 发动机喷管结构示意图,双层结构的中间会引射高速常温空气,以此为内外管壁降温,因此外壳并不烫。\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/1123\/20151123084844738.jpg"},{"desc":"发动机喷管隔热冷却效果非常不错\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/1123\/20151123084914890.jpg"},{"desc":" 徒手摸发动机乍一看不可思议,背后是一个有关发动机结构的小故事,也由此能看出很多武器的设计并没有想象中那么简单,讲究颇多。\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/1123\/20151123084944235.jpg"}]}}//himg2.huanqiucdn.cn/attachment2010/2015/1123/08/47/20151123084731938.jpg