新疆大学研究生课程考试(查)论文封面格式.doc

- 1- **********************装********************订********************线** ** ** ** ** ** ** ** ** ** 新疆大学研究生课程 2014 —— 2015 学年第二学期《专业英语》课程名称: 专业英语任课教师: 丁建丽学院: 资源与环境科学学院专业: 生态学学号: 姓名: - 2- Summery The first part ishow to read maps, A map isa representation ofa geographic area, usually a portion of the earth ’s surface. It may be shown in many different ways, from a traditional map printed on paper toa digital map built pixel by pixel on the screen puter. Maps can show almost anything, from the electric supply grid of munity to the terrain of the Himalayas to the depths of the ocean floor. People make maps from data they collect with certain tools. The world is constantly changing both physically and culturally, so maps can e outdated, no longer showing the world accurately. Maps are biased. Because maps generally donot show every single feature ofa chosen geographic area — every tree, house, and road — the cartographer must decide the projection and scale for the map and decide how much detail to present. Map has few types, such as roads, borders, vegetation, or statistical data. Maps can be divided by theme into three categories. Maps are made in many different forms. Computer maps are the most versatile. A mapping program can dynamically show many different views of the same subject, allow changes in scale, and incorporate animation, pictures, sound, and links to sources of su