名词矸石; 煤矸石; 脉石; 矸子
1. 脉石：含铁量愈高,含有杂质的脉石(Gangue)含量就少,于是,在运输的过程中浪费在无用杂质的费用就可以降低,在冶炼的过程中浪费在熔融脉石的燃料费用就可以减少.
2. 脉石,矿石,尾矿：gold nugget 块金 | gangue 脉石,矿石,尾矿 | prospector 探矿者
3. 脉石;矿石杂质;矿尾：神经节;中心;残余油滴 ganglion | 脉石;矿石杂质;矿尾 gangue | 步桥 gangway bridge
4. 煤矸石：2646.劣质煤 low quality coal | 2647.煤矸石 gangue | 2648.高硫煤 high sulphur coal, sulphur coal
1. Abundant coal gangue acquired from the coal mining process is used to make new building materials.
2. The city now produces 36 million tons of coal gangue a year, almost all of which could be used to generate electricity.
3. About 20 percent of each ton of raw coal excavated is waste, or gangue.