文章详细信息 关键词： 实钻条件;;可钻性;;岩石破碎;;井底应力;;钻速 [gap=919]Keywords: real drilling condition;drillability;rock failure;downhole stress;drilling rate
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岩石可钻性试验机设计_诚信毕业设计论文网 关键词 岩石可钻性 实验机 机架 [gap=786]KEYWORDS：Rock formation drillability
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rock drillability 岩石可钻性 ; 岩石的可钻性
drillability index 可钻性指数
drillability of rock [地质] 岩石可钻性
formation drillability parameter 地层可钻性参数
drillability test machine 可钻性试验架
rock drillability index 岩石可钻性指数
hydraulic drillability curve 水力可钻性曲线
Sandstone and shale are interbedded at the shallow well section of Dayi Structure,partially mixed with gravel and having poor drillability.
大邑构造浅部地层砂岩和泥岩交错,局部夹杂砾石层,可钻性差。
参考来源 - 大邑构造浅部井段钻具失效与预防·2,447,543篇论文数据，部分数据来源于NoteExpress
It is a simple and feasible approach to calculate rock drillability from log data.
利用测井资料求取岩石的可钻性是一种简便可行的途径。
Study on rock mechanics of deep wellbore, especially on rock drillability and rock anisotropy is a key project to resolve the problems of deep or ultra-deep well drilling.
深部井眼岩石力学的研究，特别是深部井眼岩石可钻性和岩石各向异性的研究，是解决深井、超深井钻井关键技术的重要课题。
The model is used to analyse practical log data from oilfield and the bit types have been determined by drillability sections, which proves this model has better applications.
利用该模型对油田实际资料进行了分析，根据可钻性剖面确定了合适的钻头类型，取得了良好的应用效果。
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