About ZHAO F
About Petroleum Univ.
About ZHANG G
About Petroleum Univ.
About SUN M
About Petroleum Univ.
About XIE T
About Shengli Oilfield
About WANG F
About Shengli Oilfield
About Shiyou Xuebao
About drilling(well)
About drilling mud
About inhibitor
About clay
About two-phase flow
About oil reservoir
About lost circulation
About accident prevention
About adjustment
About mud conditioning
About Drilling in general
About 流体
About プロファイル
About 抑制剤
About 粘土
About 貯留層
About チャンネル
About 閉塞
About 研究