“photosphere”概念、定义、翻译-科学时代

单词	photosphere
释义	photosphere 光球在恒星的大气层和它的高密度内核之间的边界部分。太阳的光球即为它的视圆面，厚度为几百千米。位置处在太阳内核的不透光(对流)区和外部透明的大气层之间。直接传到地球的大部分太阳光由光球发出。对流区的温度为6000度，到光球与^*色球(chromosphere)的交界处温度降至4000度。参见“黑子”(sunspots)。
随便看	South Cross South Dakota South East Asia Treaty Organization Southend-on-Sea Southern Alps Southern and Antarctic Territories Southern Rhodesia southernwood Southey，Robert South George South Glamorgan South Holland South Island South korea Southland Plain South Orkney Islands South Ossetia South Pole Southport South Sandwich Islands South Sea Bubble South Shetland Islands South Shields Southwark South Yorkshire

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