Theequation makes the measuring accuracy of residual stresses with hole-drilling method with cut-ting tools improved greatly.
本关系的获得使得采用刃具钻孔测量残余应力的精度有很大提高。
In this paper, welding residual stress vertical to welding seam in LY12 armour aluminum alloy was measured by hole-drilling and electrical-measurement method.
采用钻孔_电测法对LY 12铝合金垂直于焊缝方向的焊接残余应力及其分布规律、产生的原因进行了分析，探讨了残余应力的消除措施。
Mechanical method is a category of measuring residual stress. In the category, hole-drilling method, ring-core method and dissecting method are commonly used.
机械法是测残余应力的一类方法，其中常用的有盲孔法、环芯法和剖分法。
For eliminating the errors in deformation measuring and improving the accuracy in hole-drilling method, this paper presented an optical technique, grating rosette and moire interferometry.
针对钻孔法测量残余应力方法中变形测量存在的误差，提出用光栅应变花测量钻孔所释放的残余应变。
Then press the flattened, and then lathe processing waterline, chamfering process, finally with indexing disc with a drilling machine processing of bolt hole drilling.
再用压力机将其压平，再用车床进行加工水线、倒角等工艺，最后是用分度盘配合钻孔机进行螺栓孔的打孔的加工。
The fixture used for oil hole drilling has both ID and od location by improving the structure of the fixture, so as to expand application scope and reduce production cost.
通过对轴承钻油孔夹具结构的改进，使钻油孔夹具内径与外径定位兼备，扩大使用范围，降低制造成本。
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 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 practice of pure hole drilling parameters, the main characteristics and grinding were introduced.
介绍精扩孔钻的实践参数、特点及刃磨要领。
The scope of the residual stresses determined by the hole drilling method should not exceed one half of the material's yield strength.
钻孔法测量残余应力的范围是应力不超过材料屈服极限的一半。
It analysed the feasibility and the limitation of applying mining rig and water well rig to slim hole drilling in shallow gas bearing reservoirs.
分析了矿业钻机与水井钻机用于浅层天然气小眼钻井的可行性及局限性。
Directional engineering hole drilling technology is a new technology in drilling engineering projects.
工程孔定向钻进技术是钻探工程的一项新技术。
This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo physical blast hole drilling.
概述了空气反循环钻进工艺应用于物探爆破孔施工的原理、特点及其试验应用情况。
Status of domestic hole drilling and well building in mines where leaching technology is used is introduced.
介绍了国内在地浸采矿中钻孔施工工艺及成井技术，详细论述了成井过程、工艺参数及洗孔方法。
This paper introduced the slim hole drilling designation and operation in shallow gas bearing reservoirs of Chuanxi area.
介绍了川西地区浅层天然气小眼井钻井设计与施工情况。
The deep hole drilling provides the reliable data for the deep ore-prospecting.
深孔钻进的实现，为深部地质找矿提供可靠资料。
The experience of pile hole drilling using pneumatic hammer in bridge construction is reviewed. Equipments, tools and techniques are also described in detail.
文中回顾了在建桥工程中，应用风动潜孔锤钻进桥桩桩孔的经验，具体介绍了使用的设备、工具及施工工艺技术。
H. Rotary used in conjunction with slurry pump can be used for the drilling of rock, slurry wall for loosen stratum of the Quaternary period and deep hole drilling in.
回转配用泥浆泵进行岩石钻进及第四纪松散地质层的泥浆护壁和深孔钻进。
The relieved coefficients during the measurement of the residual stresses in the fiber reinforced composites by the hole drilling method were given with conversion of the two coordinate systems.
针对纤维增强复合材料的属性特点，应用坐标系转换原理推导出通孔法测量复合材料残余应力时的应力释放系数公式。
The microstructure on the hole surface of CFRP is a very important characteristic of the quality of hole drilling.
碳纤维复合材料的孔壁表面微观形态是孔加工质量的重要特征之一。
The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.
以树脂为基体的复合材料在微孔加工中会产生严重污斑现象。
Strain gage hole drilling method is one of the most popular residual stress measurement methods.
应变片钻孔法是工程中应用最广的残余应力测量方法之一。
Through a comparison, the economic benefit in slim-hole drilling for coalbed gas has been analyzed.
通过与常规煤层气试验井对比，分析了煤层气小井眼钻井的经济效益。
Secondly, dynamic model of deep-hole drilling system with the two degrees of freedom are established in the light of principles of machining chatter in cutting processes.
随后，根据速度反馈和位移延时反馈的颤振原理，建立了深孔钻削加工两自由度颤振动力学模型。
Our main products include washer assembly machines, hydraulic automatic slot milling machines, check weighers, deep-hole drilling machines, and zip lock bags. We can also customize various machines.
华司组合机，液压自动铣槽机、钻尾螺丝机、选别机、深孔机、攻牙机、自动车床以及夹链胶袋头，及来图订做各类机机械。
Single cylinder core, can be installed into the mould directly, require smoothness at the connection with the cylinder, high requirement of the hole drilling, smaller volume.
单独气缸芯子，直接安装到模具里面，要求与气缸接触处光滑，开孔要求比较高，体积比较小。
This paper reveals the main technical difficulties of the micro-hole drilling and discusses in detail the study status of the recent micro-hole drilling technology.
文中揭示了微小孔钻削加工的主要技术难点，详细探讨了近年来微小孔钻削工艺的研究现状。
There are the bigger differences between slim hole drilling technology and routine borehole drilling technology.
小井眼与常规井眼的钻井工艺有较大差异，提高小井眼钻井速度有很大的实际意义。
The current shallow hole drill rigs can't meet the desire of shallow hole drilling and sampling in difficultily entered area and dry area.
本钻机吸取了国内外轻便钻机的结构型式特点，结合作业环境和取样要求，设计出一种振动冲击式、轻型的、易拆装、方便搬迁的新型轻便浅孔钻机。
The current shallow hole drill rigs can't meet the desire of shallow hole drilling and sampling in difficultily entered area and dry area.
本钻机吸取了国内外轻便钻机的结构型式特点，结合作业环境和取样要求，设计出一种振动冲击式、轻型的、易拆装、方便搬迁的新型轻便浅孔钻机。
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