建筑材料类编列生产制造类目违背分类法编制原则，且造成局部类目不均衡。
Arranging production manufacturing classes in construction materials classes violates the rules of classification, and making partial classes are not equalization.
建筑材料类编列生产制造类目违背分类法编制原则，且造成局部类目不均衡。
Arranging production manufacturing classes in construction materials classes violates the rules of classification, and making partial classes are not equalization.
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