Three, determine the props color, to consider and display the color of the interface is not only the coordination and contrast.

确定道具色彩时，要考虑与展示空间界面的色彩既协调又有对比。

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Assuming no slippage occurred on the interface between pile and soil, an equivalent equation of displacement coordination is obtained to constitute a new method calculating settlement of single pile.

在假定桩土接触面不产生滑移的条件下，确定在桩基础沉降过程中与能量守恒定律等效的位移协调方程，并在此基础上建立了一种新的单桩沉降计算方法。

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