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Examples
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The torquetum had a very important improvement: it wasn't so friggin' confusing.
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Guo Shoujing managed to create a new form of equatorial armillary sphere, a sort of disassembled one, the equatorial torquetum.
Archive 2007-02-01 2007
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The torquetum had a very important improvement: it wasn't so friggin' confusing.
Archive 2007-02-01 2007
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Guo Shoujing managed to create a new form of equatorial armillary sphere, a sort of disassembled one, the equatorial torquetum.
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This is why in Chinese the equatorial sphere is typically referred to as the 浑仪 (literally "muddy apparatus", and the torquetum is referred to as the 简仪 ("simple apparatus".
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This is why in Chinese the equatorial sphere is typically referred to as the 浑仪 (literally "muddy apparatus", and the torquetum is referred to as the 简仪 ("simple apparatus".
Archive 2007-02-01 2007
deinonychus commented on the word torquetum
The torquetum or turquet is a medieval astronomical instrument designed to take and convert measurements made in three sets of coordinates: Horizon, equatorial, and ecliptic. In a sense, the Torquetum is an analog computer. (Wikipedia)
January 10, 2012