LI Xue-Yuan1,4, LI Yan-Mei2, ZHANG Xiao-Yan3, SUN Guo-Hui4, SHENG Chao4, ZHENG Chang-Long2*
1. Department of Education, Northeast Normal University,Changchun 130024,China; 2. Institute of Chemistry Education, Northeast Normal University, Changchun 130024,China; 3. Teacher Education Research Institute of Northeast Normal University, Changchun 130024,China; 4. The High School Affiliated to Northeast Normal University, Changchun 130021,China