1、
2、
Their airframes break apart to absorb the impact ; users simply snap them back together.
也可以用垂直布置的绳阵来挂住无人 机翼 尖的挂钩.
3、
4、
As far as these airframes are concerned, they have been going to war on a daily basis for decades.
根据这些机身所被关注的问题，战斗机们已经在战争中按一个每天基本出勤率战斗了几十年了。
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5、
起重机动臂增加增荷机构后的结构分析复合材料飞机结构验证试验载荷放大系数法
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