• 杨开忠迈向空间一体化四川人民出版社,1993年。

    Toward Spatial Integration: Market Economy and Regional Development in China, Sichuan Renmin Press, Chengdu, 1993.

    youdao

  • 杨开忠一般持续发展论(上、下),中国人口资源环境1994年第34期

    General theories of Sustainable Development, China Population, Resources and Environment, No. 3 and No. 4, 1994.

    youdao

  • 杨开忠,谢燮,厂商数目有限交易费用不同垄断竞争空间模型系统工程,2005年;

    Space models for Monopoly Competition: Under Limited Number of Companies and Different Cost of Trade, Systems Engineering, 2005

    youdao

  • 杨开忠,谢燮,厂商数目有限交易费用不同垄断竞争空间模型系统工程,2005年;

    Space models for Monopoly Competition: Under Limited Number of Companies and Different Cost of Trade, Systems Engineering, 2005

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定