Vase-shaped Microfossils from Weng'an Biota
ren cai-yun1; liu lian-qun2; zhou yu-hua1; guo jun-feng2; yang wei-xian2; li yong2(1.guizhou wengfu phosphorus ore; fuquan 550508; guizhou; china; 2.key laboratory for western mineral resources and geological engineering of the ministry of education; chang an university; xi an 710054; shaanxi; china)
..............page:249-253,331
Modelling Method for Cross-hole Seismic Based on VTI Model
zhang wen-bo1; guo min1; li gui-hua2(1.research center of geophysical prospecting technology; bureau of geophysical prospecting; zhuozhou 072751; hebei; china; 2.school of geological science and engineering; shandong university of science and technology; qingdao 266510; shandong; china)
..............page:301-304,318
..............page:292-296
Carboniferous Period Lithofacies Character and Tectono-Paleogeography in Kunlun Orogenic Belt
chen shou-jian1; li rong-she1; ji wen-hua1; wang chao1; zhao zhen-ming1; wang bing-zhang2; dai chuan-gu3; wang guo-can4(1.xi an institute of geology and mineral resources; xi an 710054; shaanxi; china; 2.qinghai institute ofgeological survey; xining 810012; qinghai; china; 3.guizhou institute of geological survey; guiyang 550005; guizhou; china; 4.school of earth sciences; china university of geosciences; wuhan 430074; hubei; china)
..............page:221-233
..............page:326-330
..............page:286-291
..............page:234-239
..............page:271-277
..............page:240-248,277
..............page:260-264
..............page:283-285
..............page:254-259
..............page:305-310
..............page:311-318
An Improved Edge Detection Algorithm
cui jian-jun1; zhan shi-fu2; zheng xiong-wei2; gu jun-kai1(1.school of geological engineering and surveying; chang an university; xi an 710054; shaanxi; china; 2.china aero geophysical survey and remote sensing center for land and resources; beijing 100083; china)
..............page:323-325,330
..............page:319-322
..............page:265-270
Mechanical Properties of Deep Frozen Clay in Wanfu Mine
li yao-min1; 2; jiang zhen-quan1; li xiu-han2; li jian-shuo1(1.school of resources and earth sciences; china university of mining and technology; xuzhou 221008; jiangsu; china; 2.heze energy and chemical industry corporation limited; yanzhou coal mining group; heze 273500; shandong; china)
..............page:297-300
..............page:278-282