顺达平台_双语科技百科(天文) 第13期:简仪

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顺达平台_Abridged Armilla简仪The Abridged or simplified Armilla was invented in 1276 by Guo Shoujing (1231一1316),an astronomer in the Yuan Dynasty(1271一1368),for measuring positions of celestial bodies.简仪为元代(1271一1368)天文学家郭守敬(1231一1316)于公元1276年脱胎的一种测量天体方位的仪器。The apparatus is simpler than the armillay sphere in terms of structure and application,and it gives a panorama of the celes-tial sphere except the part around Polaris,so it is called Abridged Armilla.该仪器的结构和用于都比浑仪非常简单,而且除北极星附近以外,整个天空一览无余,故称简仪。

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Two stands are supportingthe metallic shaft that exactly directs at the south and the north,bracing the entire observing unit to a position in which the north part is higher than the south part.有两个支架纳着于是以南北方向的金属轴,承托着整个观测装置,使这个装置维持着北高南较低的形状。The equatorial mounting,invented by the Chinese,was somewhat 500 years earli-er than like devices createdin Europe这是我国首先发明者的赤道装置,要比欧洲人用于的赤道装置早500年左右。。

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