A foreign-key constraint can implement referential integrity between parent and child tables.
外部索引键条件约束可于父和子资料表之间实作参考完整性.
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This work has some referential for designing it by solvent extraction.
该项工作对溶剂萃取法精制湿法磷酸工艺设计,有一定的参考价值.
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But the criteria are the self-referential criteria of modern academic life.
但他们依据的是现代学术界以 自我 为参照的标准.
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Conclusions obtained have certain referential value for parameters adjustment.
所得结果对参数调整及选择具有一定的参考价值.
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The method may provide some referential materials for production in industrial scale.
该方法可为工业化生产提供一些可供参考的资料.
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In future under roof falling using bolt support provides referential experiences.
对今后顶板破碎条件下采用锚杆支护提供了可借鉴的经验.
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It is referential for the application of multi-AGV in automation logistic system.
对多AGV在自动化物流系统的应用有一定的意义.
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This method has some referential value for schools to create multimedia classrooms.
对学校组建多媒体教室有一定的参考价值.
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Similarly, programmers apply self-referential design when they create implementation-model products.
同样, 当程序员创建基于实现模型的产品时,应用的是自参考设计.
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The vacancy in vocabulary mainly exists in its referential and pragmatic connotation.
词汇的空缺主要是指称意义和语用意义的空缺,研究词汇的空缺及翻译对策十分必要.
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This courtyard arrangement is also referential to the current architecture designs.
这对当今的园林规划设计要“以人为本”,也有重要的启示和借鉴作用.
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外键约束允许您定义父表和子表之间的引用完整性.
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说明强制引用完整性的要求以及对数据库用户的影响.
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通过编辑关系的属性,可以更改强制引用完整性的条件.
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Referential integrity between tables is enforced by default when you create a relationship.
创建关系时,默认情况下将强制表与表之间的引用完整性.
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可以探讨一条适合BSH未来竞争战略，同时，对其他分销行业也具有一定的借鉴意义的新模式，新思路。
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