通过按范围对连续变量值进行编组，然后将它们进一步细分来创建分层结构，可以将这些变量强制转换为分类特性形式。
Continuous variables can also be cast into the appearance of taxonomic features by organizing their value into ranges, which can then be further subdivided to create a hierarchy.
人们喜欢对特性按目录分类,就像在考虑硬币的特征一样。
PEOPLE love to catalogue the traits they think characteristic of their species.
按面材特性分类，分为纸张不干胶材料，薄膜不干胶材料和特种不干胶材料。
Classified according to characteristics of surface materials, adhesive materials into paper, film adhesive materials and special adhesive materials.
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