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肝素钠粗品的质量标准
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作者 赵松华 吕军 陈剑鸿 《中国药业》 CAS 1997年第10期45-46,共2页
关键词 肝素钠 质量标准 肝素纳 粗品精制 标准曲线 天青染料 蒸馏水 贵州省 干燥失重 光度法
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制茶废料提取咖啡碱新工艺 被引量:2
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作者 王敏 《福建茶叶》 2002年第2期21-21,共1页
关键词 提取工艺 操作技术 粗品精制 制茶废料 咖啡碱
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Analysis of Environment for Development of Oil Refining Business in China 被引量:1
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作者 Song Aiping Yang Weijun (CNPC Planning & Engineering Institute, Beijing 100083) 《China Petroleum Processing & Petrochemical Technology》 SCIE CAS 2006年第1期23-29,共7页
This articles focuses on analysis of the changing trend relating to crude supply and petroleum products demand inside China, while introducing the preliminary progress resulted from restructuring of China’s refining ... This articles focuses on analysis of the changing trend relating to crude supply and petroleum products demand inside China, while introducing the preliminary progress resulted from restructuring of China’s refining industry and dynamics of competition among Chinese refining enterprises. This article has made a preliminary judgment and analysis on the situation facing China’s refining industry and may serve as a reference to refiners intending to develop refining business inside China. 展开更多
关键词 oil refining crude oil petroleum products COMPETITION
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