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| Editor＇s Note： | |
| 摘 要： | Major developing countries are encountering difficulties and challenges in their efforts to develop their national economy and raise the living standards of their people. There are contradictions and competition among them. |
| 关 键 词： | 编者 发展中国家 生活水 |
| 本文献已被 维普 等数据库收录！ | |