The academic record of senior middle school students and its relevant factors
WEI Xin;LIU Jing-chen;XU Li;LIU Zhi-yong;JIN Ping ( Education callege of North China Oil Field;Renqiu;Hebei;062550;Hebei Normal University;shijiazhuang Hebei;050091;No. 5 Middle School of North China Oil Field;Renqiu;Hebei 062550;No. I Middl