• The deep hole drilling provides the reliable data for the deep ore-prospecting.

    钻进实现,深部地质找矿提供可靠资料

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  • Medical equipment-artificial hollow bones, high precision parts deep hole drilling.

    医疗器材—人造骨中空精密零件孔加工。

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  • Strain gage hole drilling method is one of the most popular residual stress measurement methods.

    应变钻孔工程中应用广残余应力测量方法之一

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  • 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经济效益

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  • The practice of pure hole drilling parameters, the main characteristics and grinding were introduced.

    介绍扩孔实践参数特点刃磨要领。

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  • Directional engineering hole drilling technology is a new technology in drilling engineering projects.

    工程定向钻进技术钻探工程的一项技术。

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  • Status of domestic hole drilling and well building in mines where leaching technology is used is introduced.

    介绍国内采矿中钻孔施工工艺成井技术,详细论述了成井过程、工艺参数及洗方法。

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  • The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.

    树脂基体复合材料微孔加工中产生严重现象

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  • The utility model belongs to a hole drilling device, specifically, a sub-immersed liquid hole drilling device.

    实用新型属于钻孔装置具体涉及一种地浸注钻孔孔口装置。

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  • There are the bigger differences between slim hole drilling technology and routine borehole drilling technology.

    小井常规眼的钻井工艺较大差异,提高小井眼钻井速度有很大的实际意义。

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  • The microstructure on the hole surface of CFRP is a very important characteristic of the quality of hole drilling.

    碳纤维复合材料表面微观形态孔加工质量重要特征之一。

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  • This paper introduced the slim hole drilling designation and operation in shallow gas bearing reservoirs of Chuanxi area.

    介绍川西地区浅层天然气小眼钻井设计施工情况。

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  • The article describes how DF concept is used in the design of pressure feeders in small-diameter deep-hole drilling process.

    介绍如何应用DF 系统原理设计直径加工中吸送水器问题。

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  • The state of circulating fluid flow in snail-hole drilling is a problem debated and attracting attention in the drilling field.

    小口径钻进循环一直钻探十分关注问题

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  • It is the key problems faced by the petroleum industry how to improve the strength and wear resistance of down-hole drilling tools.

    特别是如何进一步提高井下钻具强度耐磨性当前石油天然气工业面临的一些关键技术问题

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  • The scope of the residual stresses determined by the hole drilling method should not exceed one half of the material's yield strength.

    钻孔测量残余应力范围是应力超过材料屈服极限的一半

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  • To economically and efficiently develop the gas field, Wells were drilled using underbalanced drilling and slim-hole drilling technology.

    根据高效低成本开发苏里格气田的要求,进行平衡小井钻井,为低成本开发苏里格气田做前期技术准备。

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  • The current shallow hole drill rigs can't meet the desire of shallow hole drilling and sampling in difficultily entered area and dry area.

    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钻机。

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  • Strong plus pressure, strong elevation force, large output torque and strong drilling capacity can satisfy the demand for deep hole drilling.

    压力大提拔输出扭矩大钻探能力满足钻探需要

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  • It analysed the feasibility and the limitation of applying mining rig and water well rig to slim hole drilling in shallow gas bearing reservoirs.

    分析矿业钻机水井钻机用于浅层天然气小钻井可行性局限性

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  • This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo physical blast hole drilling.

    概述空气循环钻进工艺应用物探爆破施工原理特点及其试验应用情况。

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  • On the base of that, the matching construction of the ocean workover rig for side tracking was discussed. This provided a new way for the slim hole drilling.

    基础上,针对种具体的钻井工艺完成了海洋修井机用于开窗侧钻作业配套方案研究海洋小井眼开窗侧钻作业提供了一种新的途径

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  • The experience of pile hole drilling using pneumatic hammer in bridge construction is reviewed. Equipments, tools and techniques are also described in detail.

    文中回顾了建桥工程应用风动潜钻进桩桩经验,具体介绍了使用的设备工具施工工艺技术

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  • The entering-rock problem of pouring pile through large-diameter hole drilling is always the biggest difficult problem in the fundamental construction of Guangxi.

    口径钻孔灌注桩入岩问题历来广西基础施工中的一难题

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  • 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.

    文中揭示了微小削加工主要技术难点,详细探讨近年来微小孔削工艺研究现状

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  • 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.

    介绍了灵敏度微小结构设计微小孔钻削力测量系统工作原理

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  • YNF30 jackdrill with caunter-cylinder is developed with the aim at resolving the problem existing in the deep-hole drilling by single-cylinder hand diesel jackdrill.

    针对当前单缸手持式内燃凿岩机深孔凿岩存在问题研制了YNF30型带副缸式内燃凿岩机。

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  • Then press the flattened, and then lathe processing waterline, chamfering process, finally with indexing disc with a drilling machine processing of bolt hole drilling.

    用压力机压平,再用车床进行加工水线倒角等工艺最后分度配合钻孔进行螺栓打孔的加工。

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  • 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.

    回转配用泥浆进行岩石钻进第四纪松散地质层泥浆护壁钻进。

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  • 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.

    回转配用泥浆进行岩石钻进第四纪松散地质层泥浆护壁钻进。

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