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2013-05-23 12:21
求翻译：The arch is a centering device, equalising joint movement at both Towers. As the Towers move together or apart, the legs change slope, the spherical bearings rotate at spring points and the legs flex at their top end. The bridge mid-point sinks or rises, flexing the two main girders.是什么意思？ 待解决
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The arch is a centering device, equalising joint movement at both Towers. As the Towers move together or apart, the legs change slope, the spherical bearings rotate at spring points and the legs flex at their top end. The bridge mid-point sinks or rises, flexing the two main girders.
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