检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
出 处:《经济地理》1998年第1期62-68,共7页Economic Geography
摘 要:This paper deals with the different types of environmental properties in Beijing surburb.It also analysis the advantages and disadvantages in its economy development.It should pay more attention to the utilization of natural resources in mountainous region.This paper deals with the different types of environmental properties in Beijing surburb.It also analysis the advantages and disadvantages in its economy development.It should pay more attention to the utilization of natural resources in mountainous region.
分 类 号:F127.1[经济管理—世界经济] X24[环境科学与工程—环境科学]
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.3