This paper introduces a new testing method of the surface shape of large optical mirror to replace Ronehi with Foueault knife edge.
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美
- 本文介绍了用刀口仪代替朗奇光栅用于大型光学镜面面形检验的新方法。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries