The second part is the mode transition property and the energy occupation of each mode in step-index optical fiber according to the mode solution.

第二部分根据模式表达式具体分析了平面波在阶跃光纤中的传播特性。

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It was the sixth stop on Powell's Middle East and European trip which has been dominated by talks of the so-called Road map, and Washington's promises to start Iraq's transition from U.S. military occupation to Iraqi civilian government.

CNN: Moscow talks stumble over Iraq

Franks, who would soon retire and be awarded the Presidential Medal of Freedom, said he ordered the transition to force the Pentagon to get leaders into the field to work with civilian occupation officials.

CNN: Army criticizes itself in Iraq invasion report