Now the commonly used seal groove is a logarithm spiral groove.
现在的密封槽型比较常用的是对数螺线槽。
Bundling threads are wound in a concave groove of the spiral groove.
捆扎线缠绕在螺旋槽的凹槽内。
The bearing has a spiral groove in it that pumps fluid from a reservoir.
轴承有一个螺旋槽在认为泵流体从一个水库。
At the bottom of any required length of conveyor spiral groove opening unloading material.
在输送机螺旋槽体的底部任意要求的长度开口卸出物料。
A theory model considering the face radial coning of spiral groove gas face seals was given.
提出一种考虑螺旋槽气体密封端面径向锥度的理论模型。
Asymmetric dual-angle milling cutter used to point chutes, and inclined spiral groove, level surface.
不对称双角铣刀用来铣削角度槽、斜面及螺旋沟、台阶面。
The vacuum dynamic sealing of rectangle spiral groove is, one of the research topic in the would recently.
螺旋槽真空动密封是近年来国际上真空密封研究课题之一。
Results: Plating required a dissection of the radial nerve 1.78 cm proximal and 2.13 cm distal to the spiral groove.
结果：安放钢板时桡神经需要剥离范围在桡神经沟近侧为1.78cm、远侧为2.13cm。
The dry gas seal fundamentals and the technique characteristics of herringbone spiral groove dry gas seal were introduced.
对干气密封原理和人字形螺旋槽干气密封技术特点进行了介绍。
A new type of combined seal system with ferromagnetic flow and gas along cylindrical spiral groove is proposed in this paper.
介绍了一种新型组合密封系统———气体螺旋槽与铁磁流体组合密封型式。
There was a hole in the center of and a fine spiral groove that is a continuous spiralling line of closely written characters.
在中心有一个洞和精细的螺旋刻纹，是近乎书写状连续螺线。
Analyzes the design characteristics of the spiral groove combined mechanical seal, and presents its operation and modification.
对螺旋槽组合式机封的设计特点进行分析，并对运行情况和改进进行介绍。
Using finite element method, the thermal and mechanical deformations of herringbone spiral groove mechanical seal are analyzed.
用有限元法分析了人字形螺旋槽机械密封的热变形和力变形。
Also, it can be used in Rheoseal seal shaft sealing in a table, can make the reverse spiral groove back by the import of polymer.
也可以采用Rheoseal密封，它在轴封内表上加工有反向螺旋槽，可使聚合物被反压回到进口。
With the theory of kinematics, the universal model of changed Angle and variable pitch spiral groove on any turning surface is researched.
本文应用运动学理论，研究了任意回转体外表面上的变倾角变导程螺旋线的通用模型。
Permanent magnetic bearing and the hydrodynamics spiral groove bearing are utilized as supports for the energy storage flywheel rotor system.
对永磁-机械动压轴承混合支承式飞轮储能系统的转子动力学问题进行研究。
Different influences on the pressure fields and the loading capacity of spiral groove thrust bearings are produced by different groove molded lines.
不同螺旋槽平面型线对螺旋槽推力轴承的压力场及承载能力会产生不同程度的影响。
Integral spiral heavy weight drill pipe is to extend the central upset of heavy weight drill pipe and to cut spiral groove on heavy weight drill pipe.
整体螺旋加重钻杆是在整体加重钻杆的中间加厚部位延长并铣削螺旋槽。
The influences of the spiral groove parameters on the opening force, power loss, leakage rate and stiffness of gas film were investigated by the experimental test.
螺旋槽干气密封试验分析了干气密封螺旋槽几何参数对开启力、功耗、泄漏率和气膜刚度的影响，并通过理论计算对试验数据给予了验证。
The replacement of common smooth tubes by new spiral groove tubes during technical reconstruction of heat exchanger is both simple and remarkable energy-saving effectiveness.
用新型螺旋槽管代替普通光管对换热器进行技术改造，既简便易行，节能效果又显著。
The mechanisms of heat transfer enhancement and pressure drop reduction are analyzed of a new type of rod baffle shell and tube heat exchanger with spiral groove tube bundles.
描述了新型折流杆换热器的强化传热和降低壳层压力降的原理，它与传统折流板换热器相比，传热效率高，材料及能耗小。
The results of calculation indicates that the static axial stiffness of fluid film in double spiral groove face seal is improved due to the pressure loss through feeding holes.
计算结果表明， 供液小孔所产生的压力损失提高了双列螺旋槽机械密封的静态轴向刚度。
Seal chamber pressure of a new double spiral groove face seal working under high velocity and pressure conditions may probably be disturbed in operation, which affects the seal stability.
一种用于高速高压等极端工况下的新型双螺旋槽端面密封在实际运行过程中密封腔压力会出现波动，从而影响密封稳定性。
Universal dhi spiral groove ore washing machine processing power is bigger, is to satisfy large productivity of minerals, stone of cleanness of the request of enterprise ideal equipments.
环球重工螺旋槽式洗矿机的处理能力较大，是满足大生产力对矿石、石料的清洁度有要求的企业的理想设备。
Leakage and liquid film rigidity increase with the speed, medium pressure increases, and spiral groove end can produce pumping effect, meanwhile, the dynamic pressure effect are obtained.
泄漏量和液膜刚度随着转速、介质压力的增加而增加，端面螺旋槽在产生泵送效应的同时也产生动压效应。
The mechanical structure and working principles of a kind of rolling tool for spiral groove tubes are introduced, and the geometrical parameters of normal spiral groove tubes are provided.
介绍了一种螺旋槽换热管轧制工具的机械结构及工作原理，给出了常用螺旋槽换热管的几何参数。
As a new non-contacting, no-leaking face seal, in the past few years, the spiral groove seal has been used widely in many fields, such as the aviation-aerospace and the petrochemical industry.
作为一种非接触式并且能达到“零泄露”的新型密封型式，螺旋槽密封在航天航空和石油化工等领域的应用越来越广泛。
The two dimensional fluid Reynolds equations were established using the finite element method. The pressure distribution, opening force and upstream pumping rate of spiral groove were obtained.
用有限元数值计算的方法得出了一定条件下螺旋槽上游泵送机械密封端面间液体的压力分布、开启力及上游泵送量等。
The two dimensional fluid Reynolds equations were established using the finite element method. The pressure distribution, opening force and upstream pumping rate of spiral groove were obtained.
用有限元数值计算的方法得出了一定条件下螺旋槽上游泵送机械密封端面间液体的压力分布、开启力及上游泵送量等。
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