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电子束焊接是什么意思 电子束焊接在线翻译 电子

时间:2021-06-06 20:09:15|来源:未知|编辑:admin|点击:

1. 燃料棒; Zr-4包壳管;电子束焊接;合金元素;蒸发
Fuel rod Zr 4 cladding tube Electric beam welding Alloy element Evaporation

2. 在真空电子束焊接航天器件的圆形焊缝时,由于工装等原因,出现电子枪回转中心与焊缝圆心不同心现象。
When the annular parts of a spaceflight apparatus were welded, the centre of the rotation of electron gun and the centre of the annular weld are usually not superposed.

3. 在局部真空电子束焊接精密结构件的圆形法兰焊缝时,由于加工偏差、工装累计误差等原因,出现电子枪回转中心与焊缝圆心不同心现象。
When the annular parts of an exactitude apparatus were welded, the centre of rotation of the electron gun and the centre of the annular weld are usually not superposed because of the machining error, workpiece's setting error and so on.

4. 本课题以航空发动机压气机叶盘常用材料钛合金(TC11)电子束焊构件为研究对象,对焊接接头的疲劳破坏行为,基于损伤力学理论分析其疲劳损伤演化规律,应用现代数学的新概念——分形几何学理论,建立宏观参量与细观损伤特征相联系的疲劳损伤模型,研究疲劳断口分维数测量方法以及分形损伤变量与疲劳寿命之间的关系,建立焊接接头疲劳损伤分形演化方程。
Taking Ti alloy TC11 electron beam welded work-piece as research object, which is the conventional material of aero engine compressor blisc, the fatigue damage evolution law of fatigue damage action in the area of welded joint based on damage mechanics theory is analysed, and fatigue damage model, which macro-parameter and micro-damage characteristics are related, with fractal geometry-a new conception of modern mathematics is set up in this paper. It tries to research the measuring method of fatigue fracture fractal dimension and the relationship of fractal damage variable with fatigue life. It also sets up the welded joint fatigue damage fractal evolution equation.

5. 授课内容包牯:电焊、TIG焊接、无缝包药焊接、潜弧焊接、硬焊、软焊、电子束焊接、焊接设计、焊接检,残留应力及弯曲等。
The lecture content includes arc welding, inert gas tungsten arc welding, CO2MAG welding, inert gas metal welding, flux cored arc welding, submerged arc welding, brazing, soldering, electron beam welding, welding design, residual stress, bending.

6. 电子束焊接的近义词

6. 计算结果表明:钛合金电子束焊接时,熔池呈典型的卵形分布。
The results of the simulation show that the shape of the weld pool is typically oval.

7. 通常情况下,电子束焊接工艺研究时将聚焦电流作为焦点位置的主要表征参数。
Through careful control of the focusing current, and measuring the characters of weld sectionsection area, penetrat.

8. 本课题分析和研究了纯铝的电子束焊接接头金相组织,并对其基本力学性能给予评价分析,从而为电子束焊接在纯铝焊接工艺上的应用提供一定的实验数据和理论依据。
The microstructure and mechanical property of pure aluminum electron beam welding joint was studied in this paper, which can provide some experimental data and theoretical gist for the application of electron beam welding in pure aluminum.

9. 何金江,郭力山,王欣平,孙秀霞,高纯Al合金与6061Al合金的电子束焊接高纯铝合金溅射靶是重要的半导体集成电路镀膜用材料。
High pure Al ahoy sputtering target is an important thin film material for semiconductor IC manufacturing.

10. 911查询·英语单词大全

10. 电子束焊接;二次电子;示教;自动跟踪
Electron beam welding; Secondary electrons; Teaching; Automatic tracking

11. 这一事实表明,国产低锡Zr4包壳管采用电子束焊接时,在一定的焊接规范下环焊缝的合金元素存在严重蒸发现象,特别是合金中锡元素的蒸发使其锡元素含量低于0.5%,导致了腐蚀性能的下降。
It is obvious that there is a gross evaporation phenomenon for alloy element of the girth welding under certain...

12. 我们用涂有活性剂的试板进行小功率电子束焊接试验。
Activating flux - increasing the performance and productivity of the TIG and plasma processes.

13. 研究旨在为航空发动机构件的电子束焊接加工制造积累经验和性能数据。
This research can accumulate experiences and properties data for manufacturing aeroengine components with EBW.

14. 针对工业纯钛在焊接过程中易形成气孔并发生塑性下降等问题,采用真空电子束焊进行焊接工艺研究。
Some technical research of EBW are carried out in allusion to the air hole of weld and descend of toughness in the welding of material of.

15. 焊接电子枪电子束会聚角的研究
Study on the convergent angle of electron beam welding gun

16. 911查询·英语单词

16. 电子束焊接栅偏压和阴极发射面积对焊缝形状的影响栅极自耦变压器耦合
Effect of EBW Grid Bias and Cathode Emissive Area on Weld Configuration grid autotransformer coupling

17. 电子束焊接什么意思

17. 电子束焊接是一种在真空环境下,利用汇聚的高速电子流轰击工件接缝处产生的热能,使被焊金属熔合的焊接方法。
Electron beam welding is an advanced welding technology, which fusing metal with heat energy which caused by convergent high speed electron stream bombarding joint of work pieces.

18. 911查询·英语单词大全

18. 电子束焊接技术在角锥喇叭天线上的应用
Application of EBW technology in pyramidal horn antenna

19. 为了研究铝合金焊缝熔深增加机理,利用电子束散焦焊的焊接方法对铝合金LF21进行了焊接。
Electron Beam welding was carried out to study the mechanism of activating flux improving weld penetration for aluminum alloy LF21.

20. 电子束焊接的意思

20. 直接利用移动双椭球热源模型对电子束焊接过程进行数值模拟时,计算量庞大,计算效率低下。
Directly employing moving double ellipsoid heat source model in electron beam welding numerical simulation will lead to huge calculation and low efficiency.

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