...双道拦污网、锚固、材质、维护管理 [gap=274]Key words: double ways fixed block the dirt nets, anchor, material qualitative, maintenance management ...
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The theme analysis was used in material qualitative study.
采用主题分析的方法进行定性资料分析。
In the choose and buy a baby bed, many parents more pay attention to environmental protection, material qualitative, accessories, and other aspects, but often ignore size this problem.
在选购婴儿床时，很多家长会比较注重环保、材质、配件等方面，但却往往会忽视尺寸这个问题。
Moreover, the current research of nanometer filling composite material is undergoing a changeover from qualitative analysis to quantitive description.
并且，现阶段纳米填充复合材料研究正在进行由定性分析到定量描述的转变。
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