1) coal mining area
煤炭矿区
1.
Model research facing sustainable development on circulation economy of coal mining area;
面向可持续发展的煤炭矿区循环经济模式研究
2.
Research on dynamics simulation for the environment system of coal mining area;
煤炭矿区环境系统动态仿真研究
3.
The quantitative study on the coal mining area ecological environment state evaluation;
煤炭矿区生态环境状况评价定量研究
2) coal mining areas
煤炭矿区
1.
There are many problems in developing resources of coal mining areas,which makes environmental management emerge.
我国煤炭矿区在资源开发利用及其环境管理中存在着诸多问题,使得矿区环境管理的重要性日益突出出来。
5) Economy of coal mining area
煤炭矿区经济
补充资料：煤炭国际贸易(见煤炭市场)
煤炭国际贸易(见煤炭市场)
international trade of coal:see coal market
煤炭国际贸易见煤炭市场。(international trade of eoal)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条