The Realization of Imitative Recursive Procedure
wang yi ran 1; liu yun xia 2 (1.department of compture science; zhoukou teachers college; 2.department of mathemastics; zhoukou teachers college; zhoukou henan 466000; china)
Theoretical Study on Decarbonylation Reaction of Methyl Acrolein
ma xing ke 1; li zhan ling 1; huang yuan he 2 (1.chemistry department of zhoukou teachers college; zhoukou henan 466000; 2.chemistry department of beijing normal university; beijing 100875; china)
Studies on Grey Forecasting of Wheat Powdery Mildew
wu shi guang; luo zhi liang; wu jing zhu; chen long (zhoukou teachers college; zhoukou henan 466000; china) li chuan li (plant protection station of zhoukou; henan zhoukou 466000; china)