20%-30%。 According to the work plan of Xi University of Architecture and Technology to recruit graduate students in 2022, the proportion of re-examination for postgraduate entrance examination in Xi University of Architecture and Technology is 20%-30%, that is, re-examination 12, and the last two are eliminated. The environmental engineering major of Xi University of Architecture and Technology was established in 1976, which is one of the three earliest environmental engineering majors in China. In 2002, the discipline of environmental engineering was rated as a national key discipline.