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- Static Performance Analysis of a New Double Spiral Groove Face Seal 新型双列螺旋槽端面密封的静态性能分析
- Dynamic Response Analysis to Seal Chamber Pressure Perturbation of a New Double Spiral Groove Face Seal 新型双螺旋槽端面密封性能对密封腔压力扰动的动态响应分析
- Effect of Low Temperature Fluid Viscosity on Geometry Optimization of Double Spiral Groove Mechanical Seals 低温介质粘度对端面双螺旋槽动密封槽数优化的影响
- Effects of Main Structural Parameters on Seal Performance of a New Double Spiral Groove Face Seal 新型双螺旋槽端面密封主要结构参数对密封性能的影响
- double spiral groove 双螺旋槽
- A theoretical analysis of factors affecting the seal performance of spiral groove mechanical seals. 螺旋槽机械密封性能影响因素的解析法分析。
- 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 main products have dextral and sinistral straight slot machine tap, spiral groove machine tap. 主要的产品有右旋及左旋直槽机用丝锥、螺旋槽机用丝锥。
- 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。
- If more proximal exposure is needed, carefully follow the radial nerve proximally and bluntly dissect it from the region of the spiral groove. 如近端需要更多显露，小心向近端沿桡神经自螺旋形的桡神经沟区域作钝性分离。
- The rotating cylinder with spiral grooves acts as a speed selector. 螺旋切口的旋转圆筒作为速率筛选器。
- On the steering screw and the nut processes the profiled outline is two section or three section of not concentric circular arc composition approximate semicircle spiral groove. 转向螺杆和螺母上都加工出断面轮廓为两段或三段不同心圆弧组成的近似半圆的螺旋槽。
- This paper introduced principle, process, characteristics and controlling deep slot of spiral groove movable ring of photoetching in the liquid hydrodynamic seal. 主要介绍了流体动力密封螺旋槽动环光刻工艺的特点、原理、工艺过程、工艺流程、槽深控制方法以及应用情况,提出了采用高能束流刻蚀螺旋槽动环的新途径。
- For understanding the formational mechanism of gas-lubricated spiral groove bearings pressure fields, the numerical simulations on air film pressure fields are carried out. 摘要为了进一步了解平面螺旋槽气体止推轴承压力场的形成机理，对该种轴承的压力场进行了数值模拟研究。
- By taking the spiral groove machining for example, a CAD system based on engineering database for designing disk-type profile cutter with indexable inserts is presented. 以加工转子螺旋槽为例,构建了基于工程数据库的可转位式盘状成形铣刀的CAD系统,介绍了可转位式成形铣刀的设计原理、结构特点和加工仿真方法。
- Taking Suzhou International Expo Centre as an example, presents the connection technique, hanger form and installation strategy of the double spiral duct in large space buildings. 摘要以苏州国际博览中心为例，介绍了大空间建筑双层螺旋风管的连接工艺、吊架形式和吊装方法。
- A cone-shaped pulley with a spiral groove, used in a cord- or chain-winding clock to maintain even travel in the timekeeping mechanism as the force of the mainspring lessens in unwinding. 均力圆锥轮一种用在绳索式或链条式钟表里的带螺旋状槽的圆锥轮，当钟表走动而发条动力减少时，用来维持计时装置的平稳运行
- A cone-shaped pulley with a spiral groove,used in a cord- or chain-winding clock to maintain even travel in the timekeeping mechanism as the force of the mainspring lessens in unwinding. 均力圆锥轮一种用在绳索式或链条式钟表里的带螺旋状槽的圆锥轮，当钟表走动而发条动力减少时，用来维持计时装置的平稳运行
- A finite element program using different shape functions for a spiral groove dry gas seal(S-DGS) with smooth surfaces was designed based on Reynolds equation for compressible gases. 基于二维稳态可压缩气体雷诺方程,采用不同形状函数,编写了计算光滑面螺旋槽干式气体端面密封(S-DGS)端面压力分布的有限元程序。
- 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。
