...称作子表 2外键是一个实体(子表)的一个属性，而这个属性正好是另一个实体(父表)的主键2范式理论第一范式(The First Normal Form) 在一个..
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The interpretation of policy documents is based on the normal form, though, so that's what I'll cover first.
策略文档的解释是基于标准形式的，因此我首先对它做一介绍。
Most experts would suggest that designers strive to follow the first three rules, so that the data is said to be in third normal form.
大多数专家都会建议设计者尽量遵从前三条规则，由此得到的数据就可以说是符合第三范式。
An improved adjoint operator method is employed to compute the third order normal form of six dimensional nonlinear dynamical systems and the associated nonlinear transformation for the first time.
本文首次用一种改进的共轭算子法研究了六维非线性系统的三阶规范形以及所用的非线性变换。
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