这些课程是我在学阿拉伯文期间编撰的。好好地学吧。

Here are some lessons I put together while I am learning Arabic. Enjoy.

本文从版本的角度介绍中国地质图书馆的几种地学珍本图籍典藏。

This paper introduced several precious geoscience document recently found in the National Geological Library of China.

它在地学制图、GIS和一切空间信息系统中具有广阔的应用前景。

It is proposed to be used in geoscientific mapping, GIS and any space information system.

借助地学知识，运用目视解译方法，对滩涂围垦区内的土地利用景观进行分类。

Land use landscape within tideland reclamation area is classified by means of geographical knowledge and visual interpretation.