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用法例句

This article takes the flange nut as an example,discusses the technique of cold extruding seamless pipe to make large flange nut and the feasibility of the technique.

以大型法兰面螺母为例 ,论述了用无缝钢管冷挤大型法兰面螺母工艺的可行

A new seamless integrated navigation algorithm was proposed on the basis of ANFIS in order to enhance the performance of GPS/INS integrated navigation system during GPS outages.

针对GPS卫星信号失锁条件下GPS/INS组合导航性能大幅度下降的缺点,设计了一种基于ANFIS的无缝组合导航方法,当卫星数目不低于4颗时采用伪距/伪距率的卡尔曼滤波算法,一旦卫星数目少于4颗时采用ANFIS系统估计导航误差,抑制INS的误差积累,从而实现无缝导航。

In order to strengthen the oil-field user’s confidence in the ERW casing made in China,the contrast study of the dimension control,residual stress,and pipe collapse pressure between ERW and seamless casing was conducted in this paper.

为了促进国产直缝电阻焊(ERW)套管在油田的广泛应用,对ERW套管与无缝套管的尺寸精度、残余应力和管体挤毁压力进行了试验研究。

Present Status and Development of Alloy Steel Seamless Tube;

合金钢无缝钢管的现状和发展

Analysis on stretch reducing rolling process of seamless tube by FEM;

无缝钢管张力减径过程的有限元分析

Based on the deformation characteristics of seamless tube during stretch reduction,a 3-D thermo-mechanical coupled finite element model was established to simulate the deformation process of tube on 18-stand stretch reducing mill.

根据无缝钢管张减过程的变形特点,利用MSC。

Technological transformation of enterprises produced medium diameter seamless steel tube with cold drawn processing;

冷拔中径无缝钢管生产企业的技术改造

Discussion on development countermeasures to seamless steel tube technical equipment in China;

中国无缝钢管技术装备的发展对策探讨

Present situation analysis of Chinese seamless steel tube technology equipment;

中国无缝钢管技术装备的现状分析

Discussion on the developing direction of steel tubes by comparing processing of seamless tube and welded tube;

从焊管与无缝管的综合比较浅析钢管发展方向

China steel tube trade is being a turning point, concerning which should take the first place between seamless tube and welded tube.

目前中国的钢管业正处在一个新的发展转折点和平衡点,尤其是无缝管和焊管的争论已成为近几年的焦点。

This paper describes the deformational characteristic of different kinds of cross-rolling process, sumerizes the law of development cross- rolling elongation and reveals the tendency of hot elongated accurate seamless tube.

本文阐述了不同无缝管斜轧延伸变形过程的特点，总结了斜轧延伸的发展规律，揭示了 热轧精密无缝管的发展趋势。

Finite element analysis on locally and radically die plastic forming of the seamless steel pipe;

无缝钢管局部径向模具塑性成形有限元分析

Study of heat treatment process of 1Cr5Mo alloy seamless steel pipe;

1Cr5Mo合金无缝钢管的热处理工艺研究

Analysis for Inside Cold-Bending Fracture of SA299 Heavy Calibre Thick-Wall Seamless Steel Pipes;

SA299大口径厚壁无缝钢管内冷弯开裂分析