It's difficult to improve the precision of the spindle static stiffness test.
如何提高测试精度是主轴静刚度测试中的难点。
Finally a model between asphalt mixture creep stiffness and temperature was build to simulate the test results of static creep tests.
基于静载蠕变试验结果建立了沥青混合料粘滞劲度模量与温度之间的转换模型方程。
Static loading test, which is expensive, is usually required for getting pile head stiffness.
为了确定桩的刚度，通常需要通过静载荷试验测取，耗资巨大。
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