A graptolite fossil fauna in low-grade metamorphosed Wenquangou formation in western West Kunlun艾永亮, 王小玉, 王世炎, 陈瑞保, 杨荣华253-263
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Calculation method and application of carbonate content in 2081 sandstone type uranium deposit王佩华, 彭云彪282-287
Study on the design of land use planning management information system base on GIS张合兵, 桑振平, 李晨288-293
The method of ellipse contour extraction based on Least-squares and elliptic roundness error王小林, 熊新海, 张高峰294-298
Effect of contact pressure and cyclic stress amplitude on fretting fatigue of 45-carbon steel陈水生, 孙明俊, 孙伟明299-301,306