Primary Effects of Silt in Riverbed to Contaminants Transformation in Xiaoqinghe River of Shandong Province
tong guang-yu.1; zhao shu-quan.2; zhang shu-qin.3; liu chun-pi ng.3; wu yu-xiao.3(1.shandong geo-engineering exploration company; shandong jinan 250013; china; 2.shandong exploration bureau of geology and mineral resources; shandong jina n 250013; china; 3.shandong geo-engineering exploration institute; shandong jin an 250014; china)
Method on Establishing Space and Figure Database Based on GIS
wang hai-qin.1; zhou jin-zhu.1; jiang su-zhi.2; wang min.1(1.shandong institute and laboratory of geological sciences; shandong jinan 250 013; china; 2.no.1 exploration institute of geology and mineral resources; shan ong jinan 250014; china)