1) isotopy classes
合痕分类
1.
The relative algorithms used to enumerate the set of normal Latin cubes of order n(n≤5) and to classify the isotopy classes of the set of Latin cubes of order n(n ≤5) are given.
对拉丁方的概念进行推广，把构成拉丁方的二维矩阵提升到三维，引入了拉丁立方及相关概念；并给出了进行ｎ 阶规范拉丁立方的计数与合痕分类的算法；利用此算法，得出１ 至５ 阶规范拉丁立方的数目及其合痕类类
2) istopy classes
合痕类
1.
The authors offered fast algorithm for generating the representatives of (n,k) Latin arrays istopy classes which conquered a general disadvantage the run time will sharply expend with the growing of order, and representatives of (4,k)(k=1, 2, …, 15) and (5,k)(k=1,2,3) Latin arrays istopy classes are successfully gained on Pentium 200 computer.
该算法在一定程度上克服了求解这类问题时随着阶数的增加 ,所需运行时间急剧膨胀的问题 ,并在 Pentium2 0 0机上以有限的时间成功地得到了 ( 4,k) -拉丁阵 ( k=1 ,2 ,… ,1 5)与 ( 5,k) -拉丁阵 ( k=1 ,2 ,3 )的所有合痕类代表元 。
3) classification of writing inks
笔迹色痕分类
5) reasonable classification
合理分类
6) comprehensive classification
综合分类
1.
The comprehensive classification system of mire (CCSM) is based on the single element classification of mire, therefore it is a more complex and higher classification of mire.
国内外沼泽的综合分类仍在探索中。
2.
Based on the systematic comparison of existing classification systems, a comprehensive classification system for wetlands is presented in this paper, from wh.
本文在总结吸收湿地分类已有成果的基础上，比较了已有方法的优劣，提出了一种动力与成因相结合的综合分类法，并讨论了各个分类等级上分类因子的定量描述方法，从而在一定程度上保证了湿地分类的通用性和定量性。
补充资料：痕痕
1.犹言一道道。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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