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《#高麗史51卷-志5-歷2》[View] [Edit] [History]
1 | 求每日晨昏月離白道宿次。 |
2 | ○累計相距日數轉定度為轉積度。 與定朔弦望晨昏宿次前後相距度。 相 餘以相距日數除之為日差。距度多為加距度少為 。 以加 每日轉定度為行定度以累加定朔弦望晨昏月度加而命之如前卽每日晨昏月離白道宿次朔後用昏望後用晨朔望晨昏俱用。 |
URN: ctp:ws630384
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