There are two forms of knowledge: subjective knowledge and objective knowledge.
知识有两种存在形态：主观知识和客观知识；
Attribute distribution-oriented mining method of commodity subjective knowledge.
面向属性分布的商品主观知识的挖掘。
Commentary belongs to a category of discussion, mainly making use of discussion, and it is subjective knowledge in essence.
新闻评论属于议论文的范畴，主要运用议论手法，本质上属于主观认识。
Natural geological causes of these problems in specific geological environment are expounded. Deficiencies of subjective knowledge and mistakes in design and construction are analysed.
阐述了在具体地质环境条件下，形成这些问题的自然地质原因，分析了主观认识上的不足，相应设计与施工组织方面的失误。
Natural geological causes of these problems in specific geological environment are expounded. Deficiencies of subjective knowledge and mistakes in design and construction are analysed.
阐述了在具体地质环境条件下，形成这些问题的自然地质原因，分析了主观认识上的不足，相应设计与施工组织方面的失误。
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