Shenzhen Convention and Exhibition Centre is one of the most important municipal projects of Shenzhen. The steel arch structure with double box-girder s is used in the roof-structures.

深圳会展中心是深圳市重点工程之一，其展厅屋盖、会议厅屋盖分别采用了双箱梁拉杆拱结构、双箱梁拱结构。

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This article mainly states the rod in double box-beam rod structure, involving forging, nonlinear analyze, computer simulating, installing and monitoring technology and so on.

本文研究对象为双箱梁下弦钢拉杆，主要阐述钢拉杆的锻造、非线性分析、计算机模拟、安装及监测技术等。

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One tweak it will bring is the "double box" commercial format that keeps the game on while ads play, which is expected to be used frequently on the new channel.

ENGADGET

Details are a little hazy at the moment, but apparently Dean Takahashi over at San Jose Mercury News posted and then quickly pulled a post from his blog about how Robbie Bach and Bill Gates were going to announce that the Xbox 360 will soon be able to double as a set-top box for Internet Protocol Television.

ENGADGET: Xbox 360 getting IPTV?

If the climate or hour of the day at the new destination don't allow for lots of light, a small, portable light box, some of which double as an alarm clock, can be purchased.

WSJ: To Avoid Jet Lag This Summer, Travel Like a Scientist