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物质主导期
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物质主导期
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宇宙的热历史
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matter dominated era
物质主导期
从大爆炸后7万年(对应的宇宙学红移大约为3400,宇宙温度约为8700K)到116亿年(对应的红移大约为0.31,温度约为3.6K)的一段时期。
Astronomy
matter dominated era
物质主导期
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launching machine
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laundry beads
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