钻机

Test results indicate that: AC VF drive can well meet the needs of load characteristics of GDR. It′s one of the best drive system for GDR.

试验结果表明：交流变频调速驱动能很好地满足岩心钻机的负载特性要求，是岩心钻机用比较理想的动力驱动方案。

He TXU-50 drilling machine mainly by the gyrator, gives the organization, the gear box, the drilling machine control mechanism and so on is composed the hand, has the monitor and other some auxiliary unit.

XU-50型钻机主要由回转器、给进机构、变速箱、钻机操纵机构把手组成，配有控制测量仪表和其他一些辅助装置。

The article focuses on analysis of the design principle and solution of ideal rig,an advanced rig in the world by modern design theory,and further to point out some new ideas and method on design and configuration of modern oil drilling rig.

文章通过对目前世界上较为先进的理想钻机设计思想和方案的剖析，结合现代设计理念，提出了在现代石油钻机设计和配套中的一些新的思路和方法。

Long-stroke diesel engine is designed to meet domestic and international oil exploration and development of the market demand, particularly in electricity power for the drill rig mud pump and stand-alone units and the development of new drilling power.

4012型长冲程柴油机是为满足国内外石油勘探市场的发展需求，针对钻机动力特别是电驱动钻机和单机泥浆泵机组而开发的新型钻采动力。

Through analysis of the drilling load characteristics , considering the drilling speciality, basic power driving requirement of the geological drill and automotive emission requirement, this paper discuss how to select power in design of mobile drill rig, engine selection of DPP100 series.

通过对钻探负载特性的理论分析，结合钻探工作的特点和环保对汽车排放的要求，按照地质钻机对动力系统驱动特性的基本要求，对DPP100系列钻机车动力系统选择的研究和方法进行了论述。

This paper first presents the balance principe of moment for sub mersible drill without rod. The model test proved that the principle is correct and the performance of the drill is superior.

本文首次提出力矩平衡无钻杆钻机的概念，通过模型试验证明了设计思想的正确性和钻机性能的优越性，揭示了主要因素与平衡的关系。

Moreover drilling measures in different strata are pointed out,which are firstly drilling without slurry in part of silty clay layer,secondly adopting double-bottom bailing bit and bore directly and abandoning slurry with impact drilling rig in muddy clay layer,thirdly selecting short screw auger at low speed in gravel layer,finally choosing rock-socketed drilling tube in shaly sand layer.

指出旋挖钻机在不同地层中的钻进措施：部分粉质粘土层中可用清水或干孔钻进，淤泥质粘土层中采用双底捞砂钻头、直接用冲击钻机钻孔弃浆，圆砾层中采用短螺旋钻头低速钻进，泥质砂岩层中采用嵌岩钻筒钻进等措施，保证施工工期满足架梁节点要求。

Moreover drilling measures in different strata are pointed out, which are firstly drilling without slurry in part of silty clay layer, secondly adopting double-bottom bailing bit and bore directly and abandoning slurry with impact drlling rig in muddy clay layer, thirdly selecting short screw auger at low speed in gravel layer, finally choosing rock-socketed drilling tube in shaly sand layer.

指出旋挖钻机在不同地层中的钻进措施：部分粉质粘土层中可用清水或干孔钻进，淤泥质粘土层中采用双底捞砂钻头、直接用冲击钻机钻孔弃浆，圆砾层中采用短螺旋钻头低速钻进，泥质砂岩层中采用嵌岩钻筒钻进等措施，保证施工工期满足架梁节点要求。

This paper explains that the Winkler's model is applicable only to spongy or compressible rather thin soil bed when calculating the sinkage and internal force of the rig-substructure and in general a model of limited compressibility should be used.

本文以计算结果说明计算钻机底座的沉陷和内力时，文克尔模型仅适用于松软的或可压缩的土层较薄的地基，一般情况下应该用有限压缩层模型，这对钻机底座的静力计算有着重要的意义。

New accessible long-term production and sale of foot brush pressure molding machine, drilling machine pressure foot gong machine spindle molding machine fittings imports of Chinese-made machine stress foot brush, foot stress tablets rigs such as the development of knife Block Sales: Taiwan substantial, Taiwan Li-song, Taiwan's total grid, Taiwan Ende, Germany SCHMOLL, Italian PLURITEC, USA ACC, the United States EXCELLON, Japan's Hitachi, Switzerland POSALUX, Chongqing substantial Vientiane, Chengdu Tianma stars VEKEN Han ten thousandNC NC East Units Klingelnberg long Ze 6 The United States United States Telemark Telemark 5 JAGER various drill chucks knife Block molding machine needle plate for industrial use in vitro toothbrush cleaning rod pin brush sets Central, QIC thrust bearing, air bearing surrounding the circuit board supplies, such as fittings, quality and high precision, stable quality, price concessions, there are hundreds of traders PCB supplies, drilling machine repair business with the Division has built cooperative relations many enterprises are designated suppliers, are popular among clients trust and support.

新易达公司长期生产，销售成型机压力脚毛刷，钻孔机压脚，锣机主轴配件成型机进口国产机压力脚毛刷，钻机压力脚垫片刀座等开发销售：台湾大量、台湾力嵩、台湾总格、台湾恩德、德国SCHMOLL、意大利PLURITEC、美国ACC、美国EXCELLON、日本日立、瑞士POSALUX、重庆大量万象、成都星维科天马大族数控万达松林数控东台KlingeLnberg 龙泽美国玛克6 美国玛克5 JAGER等各种钻机成型机夹头刀座针盘工业用牙刷试管通条刷销钉套环、QIC止推培林，空气培林等线路板周边耗材配件，品质精度高、质量稳定，价格优惠，全国有数百个PCB耗材贸易商，钻孔机维修商与本司建有合作关系，是众多企业公司指定的供应商，深受广大客商信任和支持。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。