optical instrument making
... 质量技术和管理 quality technology and management 玻璃仪器制造 glass instruments 光学仪器制造 optical instrument making; optical instruments ...
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Moire grating-making instrument is an optical equipment used for making high density space virtual gratings and with sensitivity adjusted freely and no requirement of shockproof.
云纹制栅仪是一种可实现无防震要求、灵敏度随意可调的高密度空间虚栅制作的仪器。
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