Coal and Gangue的用法和样例：
- The effects of different drawing interval and top-coal fragmental size on flow character of coal-gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top-coal.
- Coal and oil are natural products.
- DATABASE OF NUCLIDE CONTENT OF COAL AND GANGUE IN CHINESE COAL MINES
- Characteristic Analysises of the Combined Firing Mud Coal and Gangue Circulating Fluidized Bed Boiler
- Experimental Study on the Critical Parameter on the Crush of Mixture of Coal and Gangue
- Man can make heat by burning wood,coal and gas.