推导了先导起始的能量判据。

A new criterion for the initial leader energy is deduced.

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通过煤体强度实验建立了其强度准则，并结合工程实际建立了能量判据。

Based on the strength testing of coal, a strength criterion is set up. The criterion of energy is put forward in the light of engineering practice.

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基于弹性反应谱理论，提出了一个用于评判结构抗震性能的能量判据，导出了相应的计算公式。

Based on the flexible response spectrum theory, an energy criterion was presented for evaluating seismic behavior of structure, appropriate calculation equation was derived.

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In the case here, tha t I just illustrated with the little cart going down the valley, would be exactly the same with regular energy, the equilibrium state is one of lowest energy, right.

在现在所考虑的情况下,我刚才所描述的小车沿着山谷下行，结论会像能量判据一样，平衡态是能量最低的态。

麻省理工公开课 - 热力学与动力学课程节选