Qualifications with the most teaching hours in companies:Germany, years, qualification areas, business areas
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Qualifications with the most teaching hours in companies:Germany, years, qualification areas, business areas
企业授课时长位列前列的资质（qualification）数据集，包含以下字段：德国、年限、资质领域、业务领域
创建时间：
2019-07-08
