2010年3月23日
Writing the Comparison and Contrast Essa…
摘要： To compare is to explain the similaritiesbetween things; to contrast is to describe their differences. Theseare the two sides of a single coin. Comparison and contrast bothemphasize apparent traits, s... 阅读全文
posted @ 2010-03-23 13:16 xngeer 阅读(584) 评论(0) 推荐(0)
GIS学习笔记（四）
摘要： //先一个一个的来Arc: &run srtmgrid.aml n39e114.hgt n39e114Copyright (C) 1982-2006 Environmental Systems Research Institute,Inc.All rights reserved.GRID 9.2 (Sun Sep 17 16:05:34 PDT 2006)Reading n39e114.h... 阅读全文
posted @ 2010-03-23 00:26 xngeer 阅读(499) 评论(0) 推荐(0)