"Several residents [reported] seeing what appeared to be two aerial explosions, followed by falling object," it said.
文档称：“据报道，几位当地居民都曾目睹两次空中爆炸后飞碟坠毁。”
The counterweight of an aerial piston engine made in American is object of repair technology research in this paper.
以进口某型航空活塞发动机曲轴配重为对象，对其曲轴配重修理进行研究。
The progress of object-oriented modeling on aerial armament test system software has been introduced in details.
详细介绍了对军械测试系统软件进行面向对象建模的过程。
With aerial wooden stair handrail elbows as the object of study, the design method of relevant group fixture is stated.
本文以空间木制楼梯扶手弯头为研究对象，叙述了该成组夹具的设计方法。
Unmanned aerial with more high speed mobility than the ordinary object, it usually works in a hostile space, where the working environment is very complex.
无人驾驶飞机具有超过普通移动物体的高速移动性，它通常工作于敌对的空间，所处的工作环境十分的复杂。
Unmanned aerial with more high speed mobility than the ordinary object, it usually works in a hostile space, where the working environment is very complex.
无人驾驶飞机具有超过普通移动物体的高速移动性，它通常工作于敌对的空间，所处的工作环境十分的复杂。
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