q=%E5%86%9C%E6%B0%91%E8%8D%92%EF%BC%9A%E5%8C%97%E4%BA%AC%E5%B8%82%E5%86%9C%E6%9D%91%E5%8A%B3%E5%8A%A8%E5%8A%9B%E8%80%81%E9%BE%84%E5%8C%96%E9%97%AE%E9%A2%98%E7%A0%94%E7%A9%B6%EF%BC%9Aa+study+on+the+aging+of+rural+labor+force+in+beijing&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=CSZYXY&searchWay0=marc&logical0=AND
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农民荒：北京市农村劳动力老龄化问题研究：a study on the aging of rural labor force in Beijing