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能当量值(Energyequivalentvalue)定义为在制造一种产品(例如一种基本原料或一种成品)中所消耗的能和原料的总量,以每公斤兆焦耳为单位。制造常用塑料的能当量值如下:能当量值(yi/kg)低密度聚乙烯(高压法)69高密度聚乙烯(低压法)粉料70粒料72聚丙烯(气相法)73聚
Energy equivalence value is defined as the total amount of energy and feedstock consumed in the manufacture of a product, such as a base stock or a finished product, in joules per kilo. Energy equivalent values for manufacturing common plastics are as follows: Energy equivalent (yi / kg) Low density polyethylene (high pressure) 69 High density polyethylene (low pressure) Powder 70 Pellets 72 Polypropylene (gas phase) 73 Poly