The relationship between the crystallographic structure and ionic migration of lithium niobate single crystals are microscopically analyzed and investigated by their crystallographic characteristics.

利用铌酸锂晶体的结晶学结构特征，从微观角度上分析和研究了铌酸锂晶体的结构与离子迁移之间的关系规律。

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Due to the wire width and the space between wires on PWB becoming finer the insulating capability of PWB is affected by ionic migration, that was not paid enough attention to for a long time.

由于印刷线路板的线宽和线间间隔的细微化，以往不引人注意的离子迁移现象已经对线路板的绝缘性能造成影响。

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The interactions of incident clusters with surfaces are elucidated in terms of surface migration ability and ionic charge for understanding the mechanisms of structure formation.

通过考察入射原子团与表面的相互作用，研究了表面迁移能力以及电荷存在对成膜特性的影响。

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