通过对两种不均匀沉降方式的影响分析，表明不同作用方式对上部框架变形影响差异较大。

Through analysis of the influence of two kinds of non-uniformity settlement, it indicates that the influence of the different settlement on the upper frame have a big difference.

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而焊接变形是高层钢结构框架变形的主要构成因素，所以必须给予高度重视，焊接变形的模拟和控制很值得研究。

And that jointing deformation is the main component factor of it, so it must attach importance to jointing deformation, the simulation and control of jointing deformation deserves researching.

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本产品拉网夹头及框架全部采用专用铝合金型材制作，保证受力后不变形。

This product pulling chuck and all adopt special aluminum alloy frame, ensure no deformation force.

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