Asked by Jenna from usa | Feb. 24, 2015 14:20
About:Song Dynasty
What did the Songs empire invent?
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Answered by Nicole | Mar. 02, 2015 21:12
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As I know, the typography was invented in Song Dynasty. Also, led by Shen Kuo and Su Song, the astronomy was developed greatly. Besides, the mechanical loom and ballista appeared in this time.14
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