There is no significant differences in systematic and random set-up errors after shrinking field, except that the random set-up error variation is greater in the left-right direction.

缩野前后除左右方向上随机误差有显著差异外，其他各方向系统误差和随机误差没有显著差别。

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There is no significant differences in systematic and random set-up errors after shrinking field, except that the random set-up error variation is greater in the left-right direction.

缩野前后除左右方向上随机误差有显著差异外，其他各方向系统误差和随机误差没有显著差别。

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