The pyrolysis light oil is a side-product of the pyrolysis unit in small petrochemical plants.
裂解轻油是小型石化企业的裂解副产物，主要成分为C6～C8芳烃。
Calcium carbide residue was a side-product produced in the process of acetylene with calcium carbide.
电石渣是电石溶解生产乙炔过程中的副产物，主要用于烟气脱硫和水泥制造。
Calcium carbide residue was a side-product produced in the process of acetylene with calcium carbide.
电石渣是电石溶解生产乙炔过程中的副产物，主要用于烟气脱硫和水泥制造。
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