当前类别：石油英语
优质砾石：quality gravel
优质晶体：gem-quality crystal
优质金刚石;宝石级金刚石：gem grade diamond
优质管子：prime pipe
优质材料：quality matetrial
优越解：solution by dominance
优越：superiority
优选值：optimum seeking value
优选系统;投票：vote
优先行：dominated row
优先图形：precedence graph
优先水湿的：preferentially water-wet
优先水解：selectivehydrolysis
优先润湿性：wettability preference
优先润湿：preferential wetting
优先驱替：preferential displacement
优先亲和性：preferential affinity
优先列：dominated column
优先矩阵：P_Matrix
优先胶结作用：competitive cementation
优先规定排队模型：priority-discipline queueing model
优先关系：precedence relation
优先购买：purchase priority
优先分布：precedence partition
优先定向：preferred direction
优先的：privileged
优先次序：Priority
优先处理：priority processing
优先;优先控制;先：priority
优先：priority
优似锯牙形石属：Euprioniodina
优势率：Heterotic rate
优势波：dominant wave
优缺点：advantages and disadvantages
优美叶肢介属：Calestherites
优劣比;余料;不等：odds
优良;细度;敏锐;含金量：fineness
优惠：discount
优化钻井工艺：optimized drilling technology
优化压裂处理设计：optimizing fracturing treatment design
优化定向钻井：optimized directional drilling
优化定向井：optimized directional well
优点;效能：virtue
优地槽期岩浆活动：pliomagmatic activity
优地槽：Eugeosyncline
优等信贷：prime credit
用蒸汽乳化：steam emulsification
用油钻井：DWO
用油冷却的：oil-flooded
用油基泥浆钻取的岩心：oil-base core