摘要:Petroleum coke (often abbreviated Pet coke or petcoke) is a carbonaceous solid derived from oil refin[阅读全文]
摘要:中国石油化工股份有限公司(China Petroleum & Chemical Corporation) 中国石油化工股份有限公司的简介 中国石油化工股份有限公司(简称:中国石化)( Chi[阅读全文]
摘要:Global strategic petroleum reserves ("GSPR") refer to crude oil inventories (or stockpiles) held by[阅读全文]