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Journal of Northwest Normal University(Natural Science)
1001-988X
1988 Issue 1
gan su de zi ran bao hu qu
Wang Jingquan
..............page:60-68
(r l) ke ji han shu de xing zhi
Ma Zhengmin
..............page:12-17+11
lun xue sheng ti yu yi shi ti yu guan nian de pei yang
Zhang shengqin
..............page:74-80
pai qiu jiao xue ke zhun bei huo dong qian tan
li de fu ;
..............page:91-92+80
kong jian jiao du de jing que ji suan
Zhou Nancheng
..............page:18-22
guan yu er ti wen ti de qiu jie
lu fei zuo ;
..............page:86-87
jin si ji xian de te zheng
Ding Chuansong
..............page:1-4+22