The development of special wax is the crossover path that the paraffin wax is changed to the high added value product from the primary product in Fushun Petrochemical Company. 發(fā)展特種蠟是撫順公司石油蠟由初級產(chǎn)品向高附加值產(chǎn)品跨越的必由之路。
The chitosan extracted from the Antheraea pernyl puparaium is a comprehensive utilization product with great value. 摘要利用柞蠶蛹殼制取的殼聚糖是柞蠶副產(chǎn)物綜合利用的高附加值產(chǎn)品。
