查询词典 arc welding

MATLAB is a powerful tool for improving performances of arc welding inverter, and it is a new method for quantitative analysis in the dynamic process of nonlinear arc welding system.

因此，有必要探寻新的有效工具，对包含弧焊逆变器的短路过渡型CO2电弧焊系统进行定量动态研究。

These achievements provided proofs for earlier guesses of this phenomena. Furthermore, they also provide theoretical and experimental supports for the application of arc spectrum signal in metal transfer measurement, the development of new welding arc spectrum sensors and the establishment of new welding process controlling methods.

此成果使以往研究中对此现象的猜测得以证实，为将电弧光谱信息应用于熔滴过渡检测提供了理论和实验依据，为开发新型光谱传感器和创建新的焊接过程控制法奠定了基础。

Through collection of TIG welding arc light spectrum of steel with disturbing factor,this paper studied the effect of disturbing factors such as rusty and various gas flow rate on the arc light spectrum distribution.Furthermore, the light radiation of different spectral zones was studied to get the spectral signals that could reflect the disturbing factors which were critical for online welding quality control.

通过对干扰因素下TIG焊电弧的光谱信息进行采集，研究了气流量变化、焊接试件表面存在锈等干扰因素对焊接过程电弧光谱分布的影响，并基于光谱分布的分析，进一步探讨了不同光谱谱段对干扰因素的反映，寻求实现焊接过程质量在线光谱测控的理论依据。

The sepctrum structures and the differences between TIG and MIG welding arc are analysed.The corresponding relations between metal transfer and welding arc spectrum structure are pointed out especially.

通过分析得出了TIG焊电弧光谱空间分布的差异性和MIG焊电弧光谱空间分布的相似性，着重指出MIG焊电弧光谱与熔滴过渡之间存在密切关系。

There are mainly 64 welding and cutting equipments as follows: 6 Automatic Arc Welding Machine (MZ-1000)、22 Carbon Dioxide Shielded Welder (NBC-500)、28 AC Arc Welder BX3-500, etc.

主要焊接切割设备共64台，其中：自动弧焊机(MZ-1000) 6台，二氧化碳保护焊机(NBC-500)共计22台，交流弧焊机（BX3-500等）共计28台。

Shanghai Peoples Welding Machine Manufactory is a professional state owned manufactory which produces welding equipment, whose products mainly include five large categories:DC arc welder, argon arc welder, air plasma cutter, resistance welder etc.

上海人民电焊机厂是一个专业生产焊接设备的国营企业。主要产品有交、直流弧焊机、氩弧焊机、空气等离子切割机，电阻焊机等五大类常用焊机。

First, the mismatching factors of submerged arc welding and shielded metal arc welding of S355ML steel (65mm thickness) were determined with "direct measurement method". Then, the butt welds of SAW and SMAW were made to full thickness fracture toughness specimens and the fracture toughness in welds centre were measured by CTOD test.

用&直接测量法&确定了低合金高强钢S355ML钢板（厚65mm）自动埋弧焊和手工电弧焊的焊缝强度匹配系数，同时将这两项焊接工艺的对接焊缝制成全厚度断裂韧度试样，运用裂纹尖端张开位移试验方法测定其焊缝中心的断裂韧度。

Based on self-made stepping arc stud welding gun, the welding process adopting ferrules as arc shield was studied.

利用自行研制的步进式电弧螺柱焊枪，采用套圈作为焊接过程的保护方式，研究了套圈保护步进式电弧螺柱焊过程。

Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.

焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。

The metal transfer and the conrresponding arc voltage and welding current in twin-wire indirect arc argon welding was investigated with high speed camera system based on a xenon lamp source and digital oscillogragh.

采用氙灯背光高速摄像系统及示波器对双丝间接电弧氩气保护焊的熔滴过渡及其对应的电压、电流波形进行了研究。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48