北方岩溶水，储量丰富，紧靠产煤区，是北方能源建设的主要供水水源。
The plentiful karst water near the coal - producing area is the main source of water supply for energy construction in North China.
北方岩溶水，储量丰富，紧靠产煤区，是北方能源建设的主要供水水源。
The plentiful karst water near the coal - producing area is the main source of water supply for energy construction in North China.
应用推荐