本文对包含多值相关性的关系框架定义了一种新的范式—3.5范式,它是严格强于简单范式,而简单范式又是强于第3范式。
A new normal form for relational schemes called 3.5 normal form is defined in this paper. It is strictly stronger than simple normal form which is stronger than 3nf.
在客车安全中尚有许多值得深入研究的领域,如客车安全相关法规、客车车体结构、客车CAE工作和安全车身的制作等。
But there have been a lot of problems about bus and coach safety to be solved, such as safety regulation, structure, CAE work, manufacture.
使用比较集合相似度的多值信息系统查询算法能准确地查找出相关语义映射信息。
The mapping information query algorithm can exactly find out the correlative semantic mapping information by a set comparing method.
使用比较集合相似度的多值信息系统查询算法能准确地查找出相关语义映射信息。
The mapping information query algorithm can exactly find out the correlative semantic mapping information by a set comparing method.
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