For a moving bridge machine under investigation, the dynamic error sources are analyzed, a model for dyna mic error is made and the errors are measured completely.

针对一移动桥式三坐标测量机，分析了其动态误差的产生原因，建立了动态误差的数学模型，对动态误差进行了全面的测量和补偿。

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A novel BP neural network-based stage identification method for moving loads on bridge is proposed.

提出了一种基于BP神经网络的桥上移动荷载的分阶段识别新方法。

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According to the horizontal moving rule of bridge crane and the swing rule of grab, We propose a method about swing proof of grab.

根据桥式起重机水平运行规律及抓斗摆动规律，提出了抓斗防摆的一种方法。

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London's mayor and the 25-seat GLA will first take office in Marsham Street, close to the Houses of Parliament in central London before eventually moving to a new building near Tower Bridge.

BBC: Voters go to the polls

Those trailers, in turn, can only cross from New Jersey to Staten Island by completely closing the westbound lanes of the Goethals Bridge, moving one at a time over the span at a maximum speed of 5 mph, Ms. Burtis said.

WSJ: Bathrooms' Long Trek to Replace Sandy-Wrecked Facilities

Just about a mile down the river, construction is moving forward on Blackfriars Station, the world's largest solar bridge.

ENGADGET: Inhabitat's Week in Green: rise of solar power, cardboard forts and a Death Star ping pong ball