投弹手的嫌疑犯头目是埃塞俄比亚出生的穆克塔尔·易卜拉欣(Muktar Ibrahim)，他在发动攻击的数月前也去了巴基斯坦，据说曾参加过苏丹的训练营。

The bombers' alleged leader, Ethiopian-born Muktar Ibrahim, had gone to Pakistan several months before the attacks and is said to have attended a training camp in Sudan.

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根据汽车发动机附件皮带传动系统易出现的问题，提出了其设计的基本要求。

Based on a review of the problems existed in belt driving system for automotive engine accessories, the fundamental requirements in designing the system are proposed in this paper.

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它使用的发动机，变速箱和转子的贝尔uh - 1易洛魁人的系统开发。

It was developed using the engine, transmission and rotor system of the Bells UH-1 Iroquois.

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