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钻井特点
1、characteristics───n.特性，特征；特色（characteristic的复数）；特质
2、crowner drilling───冠钻
3、drilling───n.钻孔；训练，教练；演练；v.钻孔；训练（drill的ing形式）
4、marsupialia characteristics───有袋动物特征
5、drilling down───向地下钻；深度探讨
6、drilling hole───钻孔
7、drilling jobs───钻井作业
8、drilling operation───钻井作业
9、frankpledge characteristics───法兰克福特色
1、Drilling into metric data to guide technical decisions, especially those involving tradeoffs among quality characteristics, in developing or modifying an application.───深入到量度数据中，以指导作出技术决定，特别是那些，在开发或维护软件时，涉及到在质量量度之间作出权衡的决定。
2、ROAD VEHICLES. ACCUMULATOR BATTERY SWITCH. OVERALL DIMENSIONS AND DRILLING CHARACTERISTICS.───道路车辆.铅蓄电池电流开关
3、Only after obtaining the true data about formation anisotropy anisotropic drilling characteristics of the formation can be used scientifically in drilling operations.───只有正确地了解地层的各向异性性质，才能在钻井过程中科学地利用这一特性。
4、Comparative analysis of drilling characteristics of diamond bits and roller bits───金刚石钻头与牙轮钻头钻井特点对比分析
5、AUS-DET XTRA is a concentrated blend of detergents which improves the drilling characteristics of low solids and water-based muds.───DETXTRA是一种浓缩洗涤剂混合液，有助于改善低固态和水基泥浆钻井特征。
6、on an analysis of the composition of drilling rig, characteristics of drilling process, and human features, a reliability model of man-machine control system for drilling process is established.───在全面分析钻井机械的组成、钻进过程的特点和人的特性的基础上，建立钻机钻进过程人机XiTong可靠性模型。