pure subsets

It was not necessary to work out the pure subsets for everyone but only to aim at every kind of them.

在求解事务项集真子集和支持度时,对事务数据库中相同事务只求解一次,并给出了真子集的具体求解算法。

THE EXTRACTING OF FLAVONOIDS in Ligustrum Lucidum Ait;

女真子中黄酮类物质的提取

983 is introduced with emphasis on the frame-based emulation sublayer and the working process of the point-to-point emulation sublayer and shared emulation sublayer.

983规范的建议,介绍了EPON协议参考模型,并重点描述了协议参考模型中的基于帧的仿真子层,以及点到点仿真子层和共享仿真子层的工作过程。

On the groups written as a union of three proper subgroups;

能表示成三个真子群的并集的群

In n-dimensional linear space V, limited subspace join M has a infinite subset U of V, which makes M completely not cover U, and any n element in U is the base of V.

在n维线性空间V中,对于有限个真子空间的并集M,都存在V的一个无穷子集U使得M完全不能覆盖U,并且U中的任何的n个元都是V的基。