1.
The Distribution of Igneous Rocks and Lithospheric Thinning Processes of Yanshan Period in Yanshan Area, Beijing;
北京燕山地区燕山期火成岩分布及岩石圈减薄过程
2.
The Yanshan Hills provide a natural defence for Beijing.
燕山是北京的天然屏障。
3.
Beijing Yanshan Petrochemical Corporation
北京燕山石油化工公司
4.
On the Early Urban Geography in the Beijing Area;
蓟、燕分封与北京地区早期城市地理问题
5.
Study on Promoting Great-leap-forward Development of the Characteristic Economies in Yanshan Hilly Areas Hebei Province;
河北燕山地区特色经济跨越式发展研究
6.
Studies on Issues Related to the Development of Fruit Industry in Yanshan Area of Hebei Province and Countermeasures
河北省燕山地区林果产业发展问题及对策研究
7.
Management Strategy Research for Construction & Installation Company of Beijing Yansan Petrochemical Corporation;
北京燕山石化建安公司经营战略研究
8.
Study on the Bryoflora and Eclogy of the Mountainous and Hilly Area in the North of Yanshan Mountain and Its Adjacent Sandland
燕山北部山地丘陵及毗邻沙地苔藓植物区系与生态学研究
9.
A Research on the Development of the Mountain Quest in Colleges and Universities of Beijing
北京地区高校山地户外运动发展研究
10.
Yanshanian Rhythm of Volcanic Activity and Orogenic-Deef Prcocesses in Yanshan-Liaoning Area;
燕辽地区燕山期火山活动节律与造山—深部过程
11.
An Analysis of the Determinants about Senior Citizens Re-employment: Case of the Yan-yuan Area of Peking University;
老年人再就业状况及影响因素分析——来自北京大学燕园地区的调查
12.
Unified Land Use Planning in the Mountainous Area of Beijing;
山区土地利用统筹的途径研究——以北京山区为例
13.
How Do Today s Peasants in Beijing Mountainous Area Think About the Land Value﹖;
北京山区农民土地价值观念变化分析
14.
Soil infiltration characteristics of typical plantations in mountainous area of Miyun,Beijing
北京密云山区典型林地土壤入渗特性
15.
Qinhuangdao, which lies at the foot of Yanshan Hills on the coast of Bohai Sea in northeast Hehei Province, is a place of great strategic value. Since ancient times, it has been known as the gateway to the capital.
秦皇岛市在今河北省的东北部，背倚燕山，濒临渤海，地势险要，素有“京都锁钥”之称。
16.
EFFECT OF PARENT MATERIALS ON DRAB SOILS IN NORTHWESTERN HILLY REGION OF BEIJING
北京西北部山丘地区成土母质对褐土的影响
17.
Priority area assessment for plant biodiversity conservation in Beijing
北京山地植物多样性优先保护地区评价
18.
Geologic Information Management System of Abandoned Mines in Beijing Based on GIS
基于GIS的北京地区废弃矿山地质信息管理系统