Eastern NC today, the disclosure, the company signed with the Swedish Yikesikang " EIM - 01 manufacturing license agreement. "

华东数控今日披露, 公司与瑞典艾克斯康公司签订《 EIM -01的制造许可协议 》.

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The effective index method ( EIM ) and its inherent errors are analyzed, and an improved method is proposed.

分析了有效折射率法及其计算偏差的产生原因, 提出了一种改进方法.

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