英语语法分析

This paper describes the technological test and the making process of the Abridged Armilla with the ancient large astronomy in epoxy-glassfiber reinforced composites, etc.

叙述了用玻璃纤维增强的环氧树脂复合材料等来复制古代大型天文简仪龙柱的工艺试验和制作过程。