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90.05 双筒望远镜、单筒望远镜、其他光学望远镜及其座架;其他天文仪器及其座架,但不包括射电天文仪器:
90.05 Binoculars, monoculars, other optical telescopes, and mountings therefor; other astronomical instruments and mountings therefor, but not including instruments for radio-astronomy:


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