The effect of the feedrate to drilling force is the most significant.
进给速度对钻削力的影响最为明显。
A hydraulic system is used for loading drilling force so as to greatly reduce the hole forming time.
采用液压系统加载钻进力，极大的缩减了成孔时间。
The structural design of a high sensitive micro hole drilling dynamometer and the working principle of the micro hole drilling force measuring system are introduced.
介绍了高灵敏度的微小孔钻削测力仪的结构设计及微小孔钻削力测量系统的工作原理。
The drilling dynamometer is a fundamental device of researching the drilling process. By the change of drilling force in the process, people can detect a malfunction.
钻削测力仪是研究钻削过程最基本的仪器和手段，通过测得钻削力的变化，人们能快速的识别故障，提高加工过程的可靠性和生产效率。
The storm was strong enough to force BP to halt its relief well operations, with the drilling RIGS pulling out late Thursday night.
风暴的强度会导致BP公司停止减压井的运作，并且在星期四晚些时候将钻井设备取出。
So all the problems such as drilling method, foundation types, depth of foundation, load reaction and relationship of foundation bear force and its sedimentation are all connected with the water.
所以，不论是地基钻探方法、基础类型选择、基础埋深确定、荷载或作用力计算以及地基承载力与基础沉量等问题，无不与水有关。
In chapter two, the prosperity of the motion, force and screwed joint of the surface dynamic rotating drilling downhole drilling string has been discussed.
第二章分析探讨了地面动力旋转钻井井下钻柱的运动状态、受力及螺纹联接的特性。
A comparative study of the thrust force at initial stages of drilling on inclined surfaces was conducted through experiments.
本研究通过实验，比较了斜面上钻孔与平面上钻孔在加工初期切削力的差异，对斜面上钻孔加工初期的受力进行了理论分析。
Strong plus pressure, strong elevation force, large output torque and strong drilling capacity can satisfy the demand for deep hole drilling.
加压力大、提拔力大、输出扭矩大，钻探能力强，能满足深孔钻探的需要。
The forming mechanism of the bias force is the key to the study of the modulated steerable rotary drilling system.
导向力的形成机理是研制旋转导向工具的核心。
In the process of drilling, the rotating control head is often damaged by the lateral force of the kelly, and this may lead to serious accident.
在钻井过程中，方钻杆的侧向力作用常常导致旋转控制头损坏，造成事故。
Establish the force model formula of drilling cuttings.
建立了钻屑颗粒的受力模型表达式。
Because of its bad working environment and complex force, the drilling tools can be simulated by the finite element method (FEM). It is advantage that FEM can be used to analyze drilling tools.
钻探机具由于其恶劣的工作环境和复杂的受力情况，应用有限元分析方法可实现它的数值模拟，且具有明显的优越性。
This paper presents the calculation method of external loadings for offshore drilling platforms induced by gravity, buoyancy, wind, wave, current and seismic force, and relative computer programs.
本文介绍了海上钻井平台由重力、浮力、风、波浪、潮流及地震力引起的外载荷计算方法，并编制了相应的计算程序。
The speed of main motor can be adjusted in variable frequency so as to adapt different cutting force and drilling speed.
主电机可变频调速，以适应不同的切削力和钻孔速度。
The DTH percussion-compact drilling is a high efficiency technology drilling in soil strata, which use the impact force produced by hammer piston to crush and compact soil.
潜孔锤冲击挤密钻进技术集冲击钻进、振动钻进及空气钻进的优点于一体，钻进效率高，成孔质量好，在土质地层钻进工程中有着广阔的应用前景。
The forming mechanism of bias force of the RCLD system for the rotary steering drilling technology was investigated.
对调制式旋转导向工具RCLD系统的导向力的形成机理进行了探讨。
The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.
该模型包括了钻头以及钻削操作的重要特性，即钻头的截面几何特征、螺旋角、转速和钻削过程中产生的切削力。
This method could be used for frictional force analysis in short to medium radius horizontal Wells, and as a reference to field drilling practice.
该方法可适用中短半径水平井的摩阻力分析，供实际钻井作业参考。
As the water depth increases, the force acting on the drilling riser becomes more and more complicated and higher strength and stability are requested.
随着水深的增加，隔水管受力状态更加复杂，对隔水管的强度和稳定性的要求也更高。
A section bar of a self tapping screw for saving drilling hole is provided with high-tightening force, which belongs to the design preparation technical field of the section bar.
可免钻孔上自攻螺丝并具有高紧固力的型材，属型材的设计制造技术领域。
While instantly connecting with wellbore by drilling through bridge plug, the released compressed high-pressure gas will cause a strong force to push drilling tool up with a great speed.
在桥塞钻开与下部连通后，其下部压缩高压气体瞬间释放将会给地面井控工作带来极大的困难和风险。
Molded Wide Arch Design. Greater Motion From Wider Arch. Less Force to Compress. Standard 150lb. ANSIB 16.1 Flange Drilling. Standard Face to Face Dimensions. Vacuum 26 "Hg."
模塑宽拱形设计。活动范围较大。需要的压缩力小。标准配置为150磅，ANSIB 16.1法兰钻机。真空26“百克。”
The centrifugal force caused by rotation of drilling tool will distort the accelerometer outputs, which can only be revised by rotation speed compensation.
低通滤波器可选用一定阶数和转折频率的巴特沃斯滤波器，而加速度计输出的转速补偿则须预先对加速度计进行标定。
The centrifugal force caused by rotation of drilling tool will distort the accelerometer outputs, which can only be revised by rotation speed compensation.
低通滤波器可选用一定阶数和转折频率的巴特沃斯滤波器，而加速度计输出的转速补偿则须预先对加速度计进行标定。
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