上传论文:GIS地图投影变换组件的设计与实现.希望能帮我开通帐号. 【关键词】 COM，地图投影变换，ATL-Upload thesis : GIS map projection transform Component Design and Implementation. I hope to help open account. Key words : COM, Map Projection transformation, ATL

上传论文:大比例尺数字化测绘地方标准的研究. 希望能帮我开通帐号. 【关键词】 数字化测绘 标准 内容 特点 应用-Upload thesis : Large-scale Digital Mapping of local standards. I hope to help open account. Key words : digital mapping standards Yung characteristic application