overdoor

Structural appraisal and evaluation for houses and doorways in Kuan Xiang ZiZhai Xiang Zi historic & cultural preservation district;

成都市宽窄巷子历史文化保护区部分房屋及门头的技术鉴定

Study on the Assessment of Soil Conservation Service and Its Eco-Economic Value of Ecosystem in Mentougou;

门头沟生态系统土壤保持功能及其生态经济价值分析

The Discussion on Traditional Villages Conservation and Its Tourism Development Models in Western Mountain of Beijing——A Case Study of Mentougou District;

北京西部山区传统村落保护与旅游开发利用——以门头沟区为例

Based on the survey and analysis on habitats and vegetation in mined wastelands of Mentougou in the west of Beijing, this paper systematically researched the impact on the ecological environment and the characteristics of number and distribution of mines as well as the characteristics of habitats and vegetation community .

本论文通过对京西门头沟全区矿业废弃地生境、植被调查和分析，较为系统的研究了门头沟区矿业开采造成的生态环境影响、矿山数量及分布特征、矿业废弃地(采石场、煤矿)生境及植物群落特征，揭示了矿业废弃地植被在自然恢复状态下，其生境演变和植物群落演替过程。

Research on Dust Absorption Ability and Efficiency of Natural Vegetation in Mentougou District,Beijing;

京西门头沟区自然植被滞尘能力及效益研究