量子电动力学(QED)已经在一个脆弱的数学基础上待了太久，它已经在预测实验结果上取得了巨大的成功。
While QED rests on a weak mathematical foundation, it has been extremely successful in predicting the outcome of experiments.
但仍要做很多工作以完成从原子的力学模型到实验室可测的可观测量的转变，并将其作为量子力学的基础。
But there was still work to do to complete the transition from mechanical models of the atom to observable quantities measured in the laboratory as the basis for a quantum mechanics.
你们能计算所有问题，你们能得到所有宏观的性质，它们通常来源于以实验的，宏观的观察为基础的热力学定律。
You can calculate all the macroscopic properties that ordinarily come from the thermodynamic laws that were based on empirical macroscopic observation.
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