While the coal is still used as a main source, the solid oxide fuel cell (SOFC) has become one of the high clear energy technologies, which directly use the carbon-based fuel.

• 当人们把能源供应仍然寄托于煤的综合利用为主时，可以直接使用多种碳基燃料的高温固体氧化物燃料电池(SOFC)发电技术将是新型高效洁净能源的有效途径之一。