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Northwestern Geology
1009-6248
1991 Issue 3
yao xian ta po gu ci yao chu tu de fen zhuang wu
yang zhong tang
..............page:60-62
qin ling xin gou zao yun dong yu cheng kuang zuo yong
tu huai kui
..............page:12-17
xin jiang dong bu da di gou zao te dian ji yan hua
fang guo qing
..............page:6-11