“ancient.sunspot observation”的概念、定义、翻译、参考文献-科学参考

单词	ancient.sunspot observation
释义	ancient.sunspot observation Encyclopedia 理学太阳物理学释 ancient.sunspot observation太阳黑子的古代观测在望远镜发明以前直接用肉眼观察日面上的黑子现象。在一般情况下，由于太阳光十分刺眼，看到这种现象的机会不多。但在日出或日落时，或在大雾笼罩或风沙弥漫的天气，日光减弱，就有可能看到日面上的大黑子。
随便看	potency determination of bispecific antibody potency function potency inequality potency of a set potency of hepatitis A potency of medicinals potency of the continuum potency testing of drug potential potential ambiguity potential approximation potential at zero charge potential at zero charge (PZC) potential audience potential barrier potential barrier penetration potential based on statistical knowledge Potential biological warfare agents potential bloodstain Potential Book potential burst potential coefficient potential controlled flotation potential-density pair potential desertification land

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