本文建立了单自由度体系(SD OF体系)在地震作用下的能量反应公式。

Based on the seismic energy formula of single degree of freedom (SDOF) system total input seismic energy, hysteretic dissipated energy and damping energy can be obtained.

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虽然没有谁能真的用这个公式来骑自行车，但一个具备更快反应的机器人没准儿行。

While no human can actually ride a bike using that formula, a robot, with much faster reactions, might.

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作为公式的一部分，他们测定了生物标记物——总nnal含量，它能够反应烟草特异致肺癌成分nnk的含量。

As part of the formula, they measured a biological marker, total NNAL, which indicates the amount of exposure to the tobacco-specific lung cancer-causing agent NNK.

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