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中石化齐鲁石化股份公司720 kt/a乙烯装置及其乙烯回收系统改造工程已正式启动。 中石化齐鲁石化股份公司是我国最大的乙烯及合成树
Sinopec Qilu Petrochemical Company 720 kt / a ethylene plant and ethylene recovery system renovation project has been officially started. Sinopec Qilu Petrochemical Company is China’s largest ethylene and synthetic trees