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making and testing of astronomical mirrors
释义
making and testing of astronomical mirrors
Encyclopedia
理学
天文镜面的磨制和检验
释
making and testing of astronomical mirrors
天文镜面的磨制和检验
对玻璃镜坯打磨、抛光,经过内应力和面形检验,制成所设计的镜面形状和达到所要求的精度。
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Chinese Literature 1872–1922
Chinese literature and Art Association
Chinese Literature anthology
Chinese Literature during the Three Kingdoms and the Two Jin Dynasties
Chinese Literature Foundation
Chinese Literature Series
Chinese literature since the end of the "Cultural Revolution"
Chinese lizardtail
Chinese lobelia
Chinese lobelia herb
Chinese logic
Chinese long-tune folk songs
Chinese Long Zhou Association
Chinese lovage root
Chinese Lunar Exploration Program
Chinese lute
Chinese magnoliavine
chinese magnoliavine fruit
Chinese mahonia
chinese mahonia stem
Chinese mallow
Chinese Marine Materia Medica
Chinese Marine Model Association
Chinese Mars exploration
Chinese Martial Arts Museum of Shanghai University of Sport
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更新时间:2026/1/21 23:19:52