This system has created a two-tier structure: powerful countries decide the missions (and pay for them) while poor countries such as India, Pakistan, Bangladesh, Nepal and Jordan supply the soldiers.

这一体制造成了双重结构：强国决定任务（并为此买单），而那些穷国，如印度、巴基斯坦、孟加拉国、尼泊尔以及约旦等，则提供士兵。

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Main contributions of this thesis are the following: (1) a load-balancing algorithm is proposed based on two-tier structure.

论文主要研究内容如下：(1)提出了基于双层重叠结构的负载平衡算法。

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Another 49 luxurious hall, the two-tier structure, beautiful woman named to Dream of the Red Chamber, the rich music of ancient art.

另有49间豪华厢房，双层结构，以红楼梦佳人命名，富韵古代气息。

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This two-tier structure will become a regular event, under proposals by Mr Van Rompuy.

ECONOMIST: Charlemagne: The driver and the passenger | The

How else the two-tier structure would improve its business is not clear.

ECONOMIST: A curious proposal by one of Japan's biggest banks

Most successful high velocity sales organizations typically have a two-tier structure.

FORBES: 5 Disruptive Essentials of a High Velocity Sales Model