多环芳烃是一组化学物质，他们是由未经完全燃烧的煤。油和气。垃圾。或是其它有机物质形成的。
PAHs are a group of chemicals that are formed the incomplete burning of coal, oil and gas, garbage, or other organic substances.
对城市垃圾与煤混烧飞灰进行旋风熔融试验，分析了不同熔融温度条件下熔渣的微观形貌及重金属行为。
The melting characteristics and behavior of heavy metals of fly ashes were investigated under different melting temperatures.
采用活塞钢模，室温下利用徐州市夹河煤和生活垃圾制备出了垃圾衍生燃料。
The refuse derived fuel (RDF) was made from mixture of Xuzhou Jiahe coal and municipal domestic refuses with a steel piston mold under room temperature.
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