Five kinds of coal (GJ, KL, DT, LA and XXL) and five kinds of plastic (polyethylene (PE), polypropylene (PP), polystyrene (PS), polyethylene glycol terephthalate (PET) and polyvinyl chloride (PVC)) are researched by thermo-gravimeter.

• 对五种煤样(GJ、KL、DT、LA和XXL)和五种塑料(聚乙烯PE、聚丙烯PP、聚苯乙烯PS、聚对苯二甲酸·乙二醇酯PET和聚氯乙烯PVC)分别进行热重分析。