1) big precision welded structure
大型精密焊接结构
1.
In this paper,application of vibratory welding technology in big precision welded structure producing is introduced,which use indentation method to measure residual stress of welded structure,and apply laser tracking system to measure flatness.
介绍了振动焊接技术在大型精密焊接结构制造中的应用,采用压痕法对焊接结构残余应力进行测试,应用激光跟踪仪对平面度进行测量。
2) precision welding structure
精密焊接结构件
1.
Based on fussy set theory, a quantitative method for welding geometrical quality control of precision welding structure (PWS) is presented.
结合精密焊接结构件(precision welding structure,PWS)工艺质量规划的实际需要,分析了PWS焊接形位精度质量变异的三方面属性,提出了以"质量变异系数"建立各质量因素与质量特征之间的对应关系,对专家经验和历史数据等定性模糊语言的定量表征方法;研究了PWS焊接质量因素综合分析模型,尝试对PWS焊接质量影响因素进行定量分析和决策。
3) precision welding
精密焊接
1.
A new type of inverter of resistance seam welding power supply was developed for precision welding in device packaging.
针对精密电阻缝焊的要求,研制了逆变电阻缝焊电源,文中简要介绍了电源主电路、控制电路的构成和系统控制软件结构,介绍了适应于精密焊接的波形设计,给出了实际波形测试结果。
4) typical welding structure
典型焊接结构
1.
This paper deals with the CAD expert system in typical welding structure,its design concept and method and its application prospect.
论述了典型焊接结构CAD专家系统的内涵、设计思想和设计方法过程以及应用前景。
5) welded structural shape
焊接结构型钢
6) Large Structure Weldment
大型结构焊件
1.
Study on the Distributed CAPP System of Large Structure Weldment;
大型结构焊件分布式CAPP系统的研究
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