Periodicity of nuclear properties began to show up.

原子核性质的周期性开始显示出来了。

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Isotopes have the same chemical identity but different nuclear properties.

同位素有相同的化学特性,但是原子属性不同。

麻省理工公开课 - 固态化学导论课程节选

That meant recruiting two clever instruments with long-winded names a differential scanning calorimeter, which measures the thermal properties of the mixture as it is sorted, and a nuclear-magnetic resonance spectrometer, which measures its chemical properties.

ECONOMIST: Flights of fancy