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- Drilling Parameter Instrument 钻井参数仪
- Rock drillability is an important and basic drilling parameter. 岩石可钻性是一项重要的钻井基础数据。
- In this paper, by theory analysis on drill bit, drill parameter, ream hole and time factor etc. 但在非开挖中如何运用简单孔口定向方法要求设计及施钻人员必须对钻孔的弯曲特点有较深入的了解,并要求要一定的施工经验。
- This paper introduced the problems which should be considered in UBD, the methods to design the drilling parameter and its application effects. 本文介绍了欠平衡压力钻井应考虑的问题、钻井参数设计方法以及该技术应用效果。
- For this reason, based on intellectual technology such as genetic algorithms and neural network, this dissertation presents a more systematic and deeper study on the oil well drilling parameter estimation and the lithology recognition method. 为此，本文基于遗传算法及神经网络等智能技术对钻井参数估计及岩性识别方法进行了较为系统深入的研究。
- It can determine and record six drilling parameters at the same time, and memorize them in the storage. 该仪器可同时测量、记录6项钻进参数，并能用记录器转存回收。
- "Does the traveller clearly define all the drilling parameters including stack height? 钻孔机是否能够清楚地定义钻孔参数，包括堆叠厚度？"
- Realized automatic or semi-automatic cali-bration of various analog and digital electricity parameter instruments. 实现了对模拟式、数字式各型电参量仪表的自动或半自动校验。
- The theory of multi-object optimization is used to perform an optimized designation of slim hole drilling parameters. 应用多目标优化理论，对小井眼钻井参数进行了优化设计。
- During gas drilling, both the alteration of the drilling parameters and encountering the reservoir will cause the transient flow of wellbore fluid. 气体钻井过程中,调整钻井参数或者钻遇储层都会引起井内流体的瞬态流动。
- Based on the multivariable random drilling model,the multi objective reliability optimization of deep well drilling parameters is presented. 在多元随机钻井模式理论的基础上，提出了深井钻井参数多目标可靠性优化方法。
- It is very important for drilling parameters test to better drilling parameters,design drill rig,research on drilling technology. 钻进参数检测对钻进参数优化、钻机设计、钻进工艺研究具有重要作用。
- Therefore, the oilfield establishes a series of technical measures for rapid and high quality drilling operations, including optimizing bit style and drilling paramete... 现场实践表明,该油田采取这些技术措施后,钻井液密度得到适当降低,机械钻速明显提高,钻井周期明显缩短。
- Description is made of the roller-type cutting head, the distribution law of the cutters, as well as the effect of drilling parameters on the drilling efficiency. 介绍了滚刀钻头破岩机理、滚刀的分布规律、以及钻进参数等因素对钻进效果的影响，并通过施工实例对目前滚刀钻头使用中所存在的主要问题进行了分析。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- DEVELOPMENT OF RESISTANCE PARAMETER INSTRUMENT FOR ELECTRIC BLASTING NETWORK 电爆网路电阻参数检测仪的研制
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- Through the orthogonal experiments these drill parameters influencing drilling efficiency, such as granularity, concentration, number of water grooves and edge thickness, were optimized. 试验证明，采用优化参数的套钻可高效地对陶瓷复合构件进行钻孔加工，质量完全满足技术要求。
- It has presented the index of drilling efficiency expressed by the ration of penetration rate and matrix wear,this determing the optimal drilling parameters based on the latter index. 提出了表示机械钻速和钻头胎体磨损关系的钻探效果指标，并根据后者确定出了规程参数最优值。
