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华夏经纬网
6 个月
B-36轰炸机的首架原型机XB-36
这是二战后美国B-36轰炸机的首架原型机XB-36的主起落架轮胎。这个巨型轮胎直径2.79米、胎宽0.91米、重600千克,单个轮胎的橡胶用量可以制造约60个普通汽车轮胎。为什么使用这个巨型轮胎?答案很简单,这架飞机实在太重了。B-36轰炸机是当时世界上尺寸最大的 ...
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