The current major producers : ethylene production process using chemical agents, oil refineries with refining and oil additives for chemical agents three series, a number of varieties of additives petrochemical products.

 
  • 目前主要生产:乙烯生产过程用化学助剂,炼油厂用炼化助剂和油田专用化学助剂三大系列,多个品种的石化助剂产品。
今日热词
目录 附录 查词历史