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zth_ad:我想请问一下《光学仪器设计生产与装配、检校及光学冷加工新工艺新技术、质量检验标准规范实务全书》这本书如何?是东拼西凑的吗?值得购买吗? 6b|`[t (2011-11-17 14:13) $5IrM7i
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