姜文来. 应对水短缺,节流重于开源[J]. 绿叶, 2007, 5: 22-23. JIANG Wenlai. Coping with water scarcity: Decreasing expenditure is more important than increasing income. Greenery, 2007, 5: 22-23. (in Chinese)

相关文章:
在线客服:
对外合作:
联系方式:400-6379-560
投诉建议:feedback@hanspub.org
客服号

人工客服,优惠资讯,稿件咨询
公众号

科技前沿与学术知识分享