... 零位光栅尺 zero position grating bar 指零光栅 zero position index grating 调零器 zero regulator ...
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The paper mainly discusses the principle of two dimension zero position grating and its evaluation index, gives detail discussion of evaluation limit.
本文对二维零位原子光栅的原理，评价指标，评价指标极限的计算，作了详细介绍。
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