俄罗斯调查委员会宣布购买第二架无人驾驶飞机竞标，它们将调查偏远地区事故的细节。
The Investigation Committee of Russia (ICR) announced about tender for buying the second unmanned aircraft which will let to investigate…
俄罗斯调查委员会宣布购买第二架无人驾驶飞机竞标，它们将调查偏远地区事故的细节。
The Investigation Committee of Russia (ICR) announced about tender for buying the second unmanned aircraft which will let to investigate…
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