Damage of the Ecological Environment and Location Change of the Great Wall;
长城沿线环境破坏与长城位置移动
Research on the Historic Feature and Protection Project of Natural Environment for the Great Wall;
长城自然地理环境的历史特征及保护规划初探
Analysis on the Issue "Can Astronauts See the Great Wall with Naked Eyes from the Lower Orbit Round the Earth" As Viewed from Military Theory;
用军事理论分析“航天员从地球低轨道上裸眼看到过长城”的事实
Problems and Suggestions for the Conservation and Tourism Development of World Heritage Site——The Great Wall of China;
长城保护与利用中的问题和对策研究
Study on extracting great wall object based on knowledge from high-resolution image;
基于知识的高分辨率影像长城目标提取方法研究
An Analysis on the Issue of “Seeing the Great Wall from Space”;
进一步剖析“从太空看长城”的争论
A preliminary discussion on the secondary fermentation of Great Wall zhuangyuan sparkling wine;
长城庄园香槟法起泡葡萄酒二次发酵工艺浅析
Discussion on Geologic Characters and Its Prospecting Direction of Changchenglin Copper、Zinc、Sliver Polymetallic Deposit;
长城岭铅锌银多金属矿田地质特征及找矿方向初探