明·万民英 · Chapter 757 / 1491
卷16·土徳镇星
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Chapter 757 of 1491
总龟算法：置积日减二百六十四，以三百七十八日九分二十三秒为伏见留退一终之数除之。又下太阳中定星内加一周天，以馀日数去之。
晨伏二十一日七十五分二度七十五分六百十九。
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