根据需要可分为套管螺纹循环接头和油壬螺纹循环接头(全规格)。
According to actual needs. there are circulating sub with casing thread and circulating sub with union thread.
循环接头在工作时在工具管柱的上段打开通向环形空间的通路，于是能够建立较大的循环流量。
When operated, the circulation sub allows a higher circulation rate to be established by opening a path to the annulus in the top section of the tool string.
在输入电子平衡和XLR接头，用于循环的信号直接输出，同时还实施标准。
The inputs are electronically balanced and implemented on XLR connectors, whilst Direct Outs for looping the signal are also standard.
从蓄压器顶部的低压循环离合器开关上拔下线束接头。
Unplug the wire harness connector from the low pressure cycling clutch switch on the top of the accumulator.
应用有限元方法建立了白口铸铁焊接接头焊补温度场的数学模型，对白口铸铁焊补温度场和热循环进行了分析。
Using the finite element method, a mathematical model of temperature field for weld-repaired zone of white cast iron is constructed, and temperature field and heat cycle are analyzed.
焊接热循环对焊接接头的性能影响至关重要。
Thermal cycle is an important parameter to influence the mechanical properties of the welded joint.
此外，设备普遍采用了智能接头循环、槽筒直流无刷电机驱动、等节能措施，使能源消耗大幅降低。
In addition, equipment widely used smart connector brushless DC motor-driven loops, drum, and other energy-saving measures, energy consumption is significantly reduced.
该文实验研究了循环载荷对粘接接头气密性的影响。
In this study, effect of cyclic load on the vacuum tightness of the adhesively bonded joint was investigated experimentally.
采用真空热循环试验装置，模拟近地轨道空间环境，研究了LF 6铝合金焊接接头拉伸性能和微观组织，分析讨论了真空热循环对焊接接头的影响规律。
The tensile properties and microstructure of LF6 aluminum alloy weld joint under simulating near earth space environment are studied by means of vacuum thermal cycling system.
结果表明，一定时间的热循环会造成LF6铝合金焊接接头断裂机理的改变，由未经热循环时的纯剪切型断裂，逐渐过渡成微孔聚集型断裂。
The results show a certain time thermal cycle can cause the fracture mechanism change. It varies from original pure shear fracture to microvoid coalescence fracture gradually.
结果表明，一定时间的热循环会造成LF6铝合金焊接接头断裂机理的改变，由未经热循环时的纯剪切型断裂，逐渐过渡成微孔聚集型断裂。
The results show a certain time thermal cycle can cause the fracture mechanism change. It varies from original pure shear fracture to microvoid coalescence fracture gradually.
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