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1 jan 1276 ano - 郭守敬创制简仪

Descrição:

#1276

简仪是【元朝】科学家郭守敬革新浑仪，将其结构简化，精度提高，创造出的当时世界上先进的天文观测仪器

~设计和监制多种天文观测仪器

Adicionado na linha do tempo:

人教版高中历史|Chinese students' PEP SENIOR HIGH HISTORY TEXTBOOKS

ByGUZI
8 meses atrás
4
0
3489

Data:

1 jan 1276 ano
Agora
~ 749 years ago
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