该细线
This thin line
以上为机器翻译结果，长、整句建议使用 人工翻译 。
不实施参照完整性的关系在支持该关系的公共字段之间显示为细线。
A relationship that does not enforce referential integrity appears as a thin line between the common fields supporting the relationship.
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与传统时域有限差分法相比，该法处理细线结构更简单、有效。
It is simpler and more efficient than that of the traditional FDTD method.
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