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天文镜面的磨制和检验
释义
天文镜面的磨制和检验
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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leftward extraction rule
left weak dimension
left-wing film movement
left-wing movement in music
left wing of an occurrence
left zero
left zero divisor
left zero element
left zeroid
left zero morphism
left zero semigroup
Lefébure de Fourcy
Lefévre-Gineau
leg
Legacy
legacy
legacy information system
legacy-support agreement
legacy system
legal administration of the sports industry
legal administrative authority
legal agency
legal aid
Legal Aid Act
Legal and Economic Historic Materials during Qingyuan Period
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