9CaKrnQhjg3作者：mil.huanqiu.comgallery绝对罕见！黑鹰直升机的铁脚板/e3pmh1dm8/e3pofv5vk<article><section data-type="gallery"><i class="pic-con"><img src="//himg2.huanqiucdn.cn/attachment2010/2015/0830/23/40/20150830114000171.jpg?imageView2/2/w/1260" data-desc=""></i></img><i class="pic-con"><img src="//himg2.huanqiucdn.cn/attachment2010/2015/0830/23/40/20150830114007270.jpg?imageView2/2/w/1260" data-desc=""></i></img><i class="pic-con"><img src="//himg2.huanqiucdn.cn/attachment2010/2015/0830/23/40/20150830114008169.jpg?imageView2/2/w/1260" data-desc=""></i></img></section><section data-type="text"><p>为适应高寒雪地地形降落，美国阿拉斯加空中国民警卫队的部分黑鹰直升机配备有独特的雪橇式起落架，分散对地面的压强，降低陷入对雪地、草地或沼泽地的几率。注意其机轮是穿过雪橇可以与地面接触的。由于有一定的迎风面积，雪橇式起落架在安装之前需要进行风洞试验，以确定最合适的形状和面积。</p></section></article>1440949020000责编：xiatian资料图144094902000011[]{"gallery":{"members":[{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/0830\/23\/40\/20150830114000171.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/0830\/23\/40\/20150830114007270.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2015\/0830\/23\/40\/20150830114008169.jpg"}]}}//himg2.huanqiucdn.cn/attachment2010/2015/0830/23/39/20150830113908126.jpg