求翻译：在新生代农民工城市适应性的研究上，本文对新生代农民工从农村迁移到城市的适应性层次含义进行了界定，并从政治层面、经济层面、社会层面以及心理层面四个层面进行了研究是什么意思？

Urban adaptation of the new generation of migrant workers, the new generation of migrant workers from rural areas migrate to the city's adaptive level meaning defined from the political level, economic level, social level and four levels of the psychological study

In New Generation targeting migrant workers in the research cities adaptability to new generation migrant laborers, this migration from rural to urban areas of adaptive level meaning defined and at the political level, economic level, and social dimensions, as well as psychological level 4 to level

In the cainozoic era peasant laborer city compatible research, this article migrated to the cainozoic era peasant laborer from the countryside to the city compatible level meaning has carried on the limits, and from the political stratification plane, the economical stratification plane, the social

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