查询词典 weld

Butt weld of aluminum alloy plates 6063 and LY12 by laser beam .

高强铝合金激光焊接新进展。

This article introduced the experiment of residual stress in flat tubeplate head of large scale fuel boiler that was manufactured by cold rotary extruding and butt weld.

本文介绍了大型燃油锅炉经拼板焊接和冷旋压加工制造而成的平管板封头残余应力试验。

The butt weld plan carries onthe generalized analysis appraisal, determines the optimization thewelding plan.

对焊接方案进行综合分析评价，确定出最优化的焊接方案。

For end connection, we have threaded, hoop, butt weld, many kinds of connection style to meet customer's requirement.

阀结构上有一块式、两块式和三块式，多种末端连接满足用户的不同工矿需求。◇防静电设计。

The butt weld is easier to inspect nondestructively than the fillet welds.

对接焊缝比角接焊缝更容易进行无破坏检查。

This article studies CFRP through the finite element numerical simulation (carbon fiber to strengthen compound materials) the butt weld steel structure weary performance reinforcement effect.

本文通过有限元数值模拟研究CFRP对焊接钢结构疲劳性能的加固效果。

The welding process of the butt welding machine used to weld bicycle joints employs a cam transmission mechanism. Its procedure is decided by the contour of the cam.

自行车接头对焊机焊接过程的进行采用凸轮机构控制，焊接过程由凸轮的外廓形状所决定。

In the ultrasonic wave butt weld flaw determination usual significance "the determination" contains two aspects the meanings : First, is the pseudo-flaw determination, Second, is determines the flaw the type, the size, the position and the distribution, namely to flaw qualitative, localization and quota.

超声波对焊接件缺陷的判定通常意义上的"判定"包含两方面的含义：一是伪缺陷的判定，二是确定缺陷的类型、大小、位置及分布，即对缺陷的定性、定位和定量。

Therfore, in this thesis, a method combining stochastic process theory with experimental results is used for systematically investagating the FCP from the weld toe of butt joints.

实际焊接接头的应力集中，焊接残余应力，近缝区组织和力学性能等因素的随机特性必然导致疲劳裂纹。。。

It is feasible to replace lap welding with butt welding to improve quality of mid-diameter spiral weld pipe.

用高频对接焊代替高频搭接焊是提高中直径螺旋焊管质量的可靠途径。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。