The setting parameters of the three-roll bending plate internally -sup porting spiral welded pipe mill are critical for ensuring satisfactory and consistent quality of the welded pipe formation.
三辊弯板内承式螺旋焊管机组调型参数是保证焊管成型质量及其稳定性的一个重要因素。
Complicated formation condition and underground pipe network condition are the important factors that influence the quality of guided drilling of trenchless technology.
地层和地下管网条件复杂是影响非开挖导向钻进质量的重要因素。
This essay described the FEM simulation of plastic pipe extrusion: the factors of melt line formation and heat transfer of cooling processing were mainly discussed.
本文利用有限元法对塑料管材的挤出进行模拟。主要讨论了影响塑料管材挤熔接痕形成的因素,以及管子冷却过程的热传递。
The insulation pipe technique has been developed for improving formation test effect of viscous oil reservoirs in Bohai Sea.
为了改善渤海稠油油藏地层测试效果,提出了保温管技术。
This paper analyzes the formation mechanism of water in exhaust pipe, factors of water content from the exhaust and puts forward measures of regulating and controlling the water of the exhaust.
分析了排气管中水分形成机理,排气中水含量的影响因素,提出了排气管水蒸汽疏导和调控措施。
A succinct explanation on the process of the formation of exhaust impulse in exhaust pipe of a diesel engine with pulse system is made.
文中对柴油机脉冲增压系排气管中排气脉冲的形成过程作了简单明确的说明。
The casing tectonic stress load defined by elastic solution is slightly less than the maximum pressure subjected by casing pipe in rheological formation.
用套管弹性解定义的套管地应力载荷,稍低于流变地层中套管所受最大压力。
The formation and propagation mechanism of the cracks is discus - sed and the cause for the stress corrosion fracture in the brass pipe is elucidated.
文中讨论了裂纹的形成和传播机制,并阐明了铜管出现应力腐蚀破裂的原因。
On the basis of sieve analysis for the formation sand, through the simulation experiments of sand production, the sieve-opening sine of premium screen pipe for sand control was determined.
在分析地层砂粒度分布的基础上,通过室内出砂模拟实验,确定了该油田各油层的防砂筛管挡砂精度。
Air film reduces heat transfer efficiency, resulting in increased fuel consumption, and these gases are also the main reason for the air pipe corrosion formation.
空气会形成气膜降低传热效率,从而导致燃料耗量增加,并且这些气体也是管道腐蚀的主要原因。
Generally, such methods and systems rely on the formation and subsequent transport of a foam through an associated transport pipe.
通常,此类方法和系统依赖于泡沫的形成和随后通过连接的输送管道输送泡沫。
Finally, the conclusion is that the pulse pressure caused by vibrated water injection can not damage to casing pipe, cement sheath and formation.
最后得出结论——振动注水所产生的脉动压力不会对套管、水泥环及地层造成损坏。
On the principle of phosphate coating formation, the paper introduces the inspection method and the process procedure of oil pipe coupling in the phosphate solution.
根据磷化膜的形成原理,介绍了油管接箍在磷酸盐溶液中的工艺处理过程和检验方法。
Pipe wall smooth formation, no bubbles, nicks and obvious scar patterns Depression, color and uneven discoloration decomposition line.
管材外壁光滑、平整、无气泡、裂口和明显痕纹凹陷、色泽不均及分解变色线。
This paper discusses PLC control system formation, casting technical process and control theory of PLC in centrifugal casting iron pipe machine.
本文介绍了PLC控制系统组成、浇铸工艺流程、及PLC在离心球墨铸管机中的控制原理。
This paper introduces the measure, welding method and inspection result to prevent the welding deformation formation of spiral-seam pipe header after tapping.
介绍了在螺旋焊缝汇管上焊接支管时的防变形措施、焊接方法和检验结果。
Incorporating physical simulation on pipe for formation combustion, heavy oil formation of Hekou oilfield, Shengli oil province has undergone wet combustion test.
利用火烧油层燃烧管物理模拟技术,对胜利油区河口油田稠油进行了湿式燃烧实验。
The complication formation rate is 5. 9%, the complication is mainly: Breaks under by mistake the jaw the gland drive pipe and the loss lingual nerve.
并发症发生率为5.9%,并发症主要为:误断颌下腺导管和损失舌神经。
This pan is to protect the property from damage which may occur from normal condensate formation on the tank or leaks in the tank and pipe connections.
这个排水盆有助于保护财产避免遭受由于热水器正常产生的冷凝水,以及热水器或管道连接部位泄漏可能造成的损失。
The paper describes the detection for prestressed concrete pipe piles, discusses the false defectiveness in the shallow parts of piles and analyses their causes of formation.
该文描述了预应力管桩的检测,探讨了浅部缺陷假象并分析其成因,提出对这种缺陷假象的检测方。
In drilling engineering, drill pipe often sticks in salt formation because of wellbore shrinkage.
在钻井工程中,盐岩层井眼易发生缩径卡钻。
In Qiang custom, holding up a pipe is a gesture of respect. Elders holding long pipes and leading the dance formation are paying respect and mourning the dead.
羌人习俗中高举“烟袋”有表达敬意之意,老者手举长“烟袋”率队作舞表达对逝者的敬意和悼念。
The advantages of gas drilling are: high drilling efficiency, effectively controlling formation damage, preventing from lost circulation and adhesive drill pipe sticking.
气体钻井的优点有:钻井效率高、有效保护油气层、防止井漏和黏附卡钻。
Well Dina-11 is a newly planed exploratory well, as the former Dina-1 was abandoned because of pipe sticking in the salt-water formation with ultra-high pressure.
迪那11井是继迪那-1井钻遇超高压盐水层卡钻报废后,新布的一口预探井。
Well Dina-11 is a newly planed exploratory well, as the former Dina-1 was abandoned because of pipe sticking in the salt-water formation with ultra-high pressure.
迪那11井是继迪那-1井钻遇超高压盐水层卡钻报废后,新布的一口预探井。
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