In addition, the solution has enhanced wireless network security by using three-level key structures and achieves a secure fast roaming.

另外，本方案采用三层密钥结构进一步增强了无线网络的安全性，实现了安全快速的漫游。

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The paper introduces the structural design concept, treatment method for key structures, and key points for construction of the joint-checking building of Dongguan Railway Station.

针对东莞火车站联检楼工程结构跨度大、受力复杂、施工困难等特点，介绍该工程结构设计思路、重点结构处理方法及施工要点。

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Long span cable-stayed bridges generally are the key structures of transportation system. Great direct and indirect economic loss will be caused if these bridges getdamaged in an earthquake.

大跨度斜拉桥一般都是交通运输的枢纽工程，一旦在地震中遭到破坏，将会造成巨大的直接和间接经济损失。

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When we talk about resonance structures, we're talking about cases that have the same arrangement of atoms the key is the atoms are the same, and the thing that is different is the arrangement of electrons here.

当我们讨论共振结构的时候，我们讨论的是原子排布相同情况,关键在于原子是相同的，不一样的只是电子排布。

麻省理工公开课 - 化学原理课程节选

When we talk about resonance structures, the key word is that the electrons are delocalized.

但我们讨论共振结构的时候，关键词应该是非局域化的电子。

麻省理工公开课 - 化学原理课程节选

The support structures of key reactor components contain numerous structural defects.

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Ownership groups, farm systems, economics, organizational structures and philosophies are also key components in determining what constitutes an effective and efficient general manager.

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The company recognizes that key people can become disabled, so it structures backup plans.

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