查询词典 casing knife

Combined with the macro-morphology appearance analysis and working conditions of failure casing, the paper reached a conclusion that it is due to the impact and friction which come from the drill tools made the fatigue cracks formation on the casing thread root, and eventually leading to casing rupture failure, the material defects in failure casing accelerated crack initiation and growth.

摘 要：某井在钻井作业过程中，发生了上层Φ244.5 mm技术套管断裂失效事故，为了分析事故原因，对失效套管材料的化学成分、金相组织和力学性能进行了检测分析，结合套管失效形貌的宏观分析和套管使用过程中的现场工况分析，得出了套管螺纹发生断裂失效的原因是钻具对套管的撞击、摩擦，使套管螺纹根部产生疲劳裂纹，最终导致套管断裂失效，失效套管的材料缺陷加速了裂纹的萌生和扩展。

Thirdly, on the basis of the productivity model of ideal wells , we comprehensively consider the additional pressure caused by different completion methods and establish four structures of multilateral horizontal wells in 8 different completion methods of the actual open hole completion, slotted liner completion,slotted liner completion with external casing packer, open hole downhole gravel pack completion, openhole prepacked gravel liner completion, casing perforated completion, inside casing gravel pack completion, inside casing prepacked gravel liner completion.

在理想井产能模型的基础上，综合考虑不同完井方式所造成的附加压力损失，建立了这四种分支水平井结构在实际裸眼完井、割缝衬管完井、带ECP的割缝衬管完井、裸眼井下砾石充填完井、裸眼预充填砾石筛管完井、射孔完井、套管内井下砾石充填完井、套管内预充填砾石筛管完井等8种不同完井方式下的产能模型。

The functions of casing for in-situ leaching of uranium,effects of casing wall thickness on bearing force,advantages and application of thin wall casing are discussed,and the practical suggestions to thin wall casing test and application to be conducted in China are proposed.

集国内外地浸采铀套管应用的经验，讨论了地浸采铀钻孔套管的作用，套管壁厚对套管受力的影响，薄壁套管的优势及应用，并对我国开展薄壁套管的试验与应用提出具体的看法。

When the oil level in the lower casing reaches the intermediate mark in the oil window (not stop feeding oil to the gear reducer from filter press), startup oil pump in the lubricating station to feed oil to lower casing. In order to assess the oil level in the upper casing, it is allowed to remove the plug screw of observation hole at thrust bearing oil sump in the upper casing.

较为方便的方法是拆除减速机箱体中分面法兰上的呼吸器，利用其安装孔对减速机下箱体进行加油，当减速机下箱中的油位到达后油窗中间刻线时（不停止滤油机对减速机的加油），可以启动润滑站油泵对减速机上箱体进行加油。

Current, a surname brought a knife to had been published " I am knife knife "," friend knife knife " and " be loved transient " 3 offprint.

目前，慕容引刀已经出版了《我就是刀刀》、《朋友刀刀》和《被爱路过》3本单行本。

Nanjing Lishui Meng wins Daomo Limited of the introduction of high-tech equipment and professional production machinery blades, mold equipment and hardware tools of medium-sized enterprises, is a professional team, the factory has more than 2,000 square meters of factory buildings , Scientific research, development, manufacture and sale in one, with the increasing market demand, our business has been a corresponding expansion of our products according to national standards and standards of production enterprises, strictly in accordance with the ISO9001 quality management system requirements , Complete the processing equipment, a reasonable manufacturing process, improve the detection means strong design capability, to provide high-quality products, the company specializing in the production of various models bending machines, Flap machine, mold and Chongjian, etc. Specifications of plastic spiral Qieli Ji hob, cutting plate machine blade, on paper at the next round Paper knife, the shape of the cardboard boxes with knives, knife type roll, spiral knives, steel rolling knife, thrown knives, plastic models with blades, Cardboard slotted knife-cutter, repair knife edge, high-alloy.

南京溧水猛胜刀模有限公司系引进高新设备与专业生产机械刀片、模具及五金工具设备的中型企业，是一个有专业人员组成的团队，工厂拥有2000多平米的厂房，集科研，开发，制造销售于一体，随着市场需求的不断增加，我们的业务也得到了相应的扩展，我们的产品均按国标及企业标准组织生产，严格按照ISO9001质量体系要求进行管理，齐全的加工设备，合理的制造工艺，完善的检测手段较强的设计能力，为客户提供高质量的产品，本公司专业生产各型号折弯机，折边机，冲剪机等模具及各种规格塑料螺旋切粒机滚刀，剪板机刀片，切纸分纸上下圆刀，各形号纸箱用刀具，横切辊刀，螺旋刀，轧钢刀，甩刀，各型号塑料用刀片，纸板开槽刀，分切刀，修边刀，高合金。

A new cylinder type forage cutter with high operation was designed and manufactured. Construction design and its performance parameters, helical angle of moving knife, setting height of fixed knife, overload protective device, throwing device and edge shape of fixed knife were analyzed. The results of test were as follows: optimal helical angle of moving knife was 20°, optimal setting height of the center of the cylinder above fixed knife was 20 mm, line speed of blower vane was 13.6m/s ,power consump...

通过对 93ZT - 5 0 0型滚筒式铡草机的设计研究，分析了滑切角、定刀配置高度、定刀刃角对铡草机性能的影响，并对机构设计进行了探讨，试验结果为：动刀的螺旋角为 2 0°；滚筒中心高于定刀 2 0mm ；抛送风机叶片线速度 13.6m/s ；开刃定刀比矩形定刀的功率消耗低 17.5 %；安全防护装置采用牙嵌式安全离合器；研究结果对滚筒式铡草机的设计和应用具有一定的参考价值

First, professional production tool: 1, diamond metal machine tool series: PCD Found disposable knife tablets, welding-type knife; 2, diamond tool PCB Series: Diamond V-CUT card knife, trimming knife, saw blade, Goldfinger and so on; 3, diamond graver awarded flower cutter, chamfering tool, woodworking knives, wood laminate flooring knife series; 4, computer gongs, CNC CNC Lathe, Automatic Bed specialized cutting tools Series: Found disposable razors, the blade , automatic lathe tool, milling cutter and the Health and claw, thimble attachment, etc.; 5, diamond knives, tungsten steel, carbide cutter non-standard design and production.

金刚石五金机加刀具系列：PCD拾弃式刀粒、焊接式刀；2、金刚石线路板刀具系列：钻石V-CUT卡刀、修边刀、锯片、金手指等；3、金刚石雕刻刀，批花刀，倒角刀，木工刀、强化复合木地板刀系列；4、电脑锣，CNC数控车床，自动床专用切削刀具系列：拾弃式刀架、刀片，自动车刀，铣刀及生爪，顶针等附件；5、金刚石刀、钨钢刀、硬质合金刀的非标准的设计与生产。

It is experienced that with insufficieut insertion of standard knife, the short-knife is indicated to make stepwise small precuts; the needle-knife is good for eschars followed by the bow-knife, for that incapable of incising by way of the orifice, needle-knife can be applied at the ampulla above the orifice to open one or two " windows ", through which the opening is extended.

认为凡乳头不能满意插入切开刀者，应先改用短小的切开刀作逐段切开，焦痂形成者宜先用针型切开刀切开焦痂，而后再用弓型切开刀向上切开。确难以从乳头开口切开者，则改用针型切开刀作乳头开窗并扩大切开。

The companys main products are: high school at the end of light-bending machines, at the end of high school material for hydraulic cutting machine, heavy thick material knife-bending machines, materials removed knife-thick, thick knife expected wheel machine, a tooth-and small point cut Knife machine, paint boxes, hand shear pressure feeder, cosmetic Taiwan, knife rack-first class professional products, according to customer requirements and design the appropriate professional products.

本公司主要产品有：高中底轻型弯模机、高中底档油压剪料机、重型厚刀料弯模机、厚刀料磨平机、厚刀料砂轮机、打牙机、点小切刀机、油漆箱、手压剪料机、整型台、刀料架模头等专业产品，并可根据客户要求设计相应的专业产品。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切