User name:  86

Nick name:  18121001039

School:  HXB2019N23环本1801彭万霞

College:  山东理工大学

Major:  资源与环境工程学院

Class:  环境工程

Solved:  1

Submissions:  10

AC Ratio:  10%

Rank:  31896

Email:   --

Register Time:  2010-04-01 16:53:53

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