焊接

The results show that the ultrasonic wire bonding between the CZT contact electrode and the down-lead wire is easier to realize when the CZT wafers are mechanically polished and their contact electrodes are prepared by ion sputter technology.

摘 要：为实现高电阻CdZnTe半导体接触电极与外引线的超声波焊接，采用正交实验法探讨CZT接触电极与引线超声波焊接质量的影响因素及其作用规律。

The results show that CZT wafer with the mechanical polishing treatment was easier to achieve the ultrasonic wire bonding between the Au electrode of CZT and the down-lead. Moreover, the weldbility between the CZT electrode thickness and the down-lead shows a kind of parabola relationship.

研究结果表明，经机械抛光表面处理的CdZnTe晶片，其金电极与外引线间容易实现超声焊接；CdZnTe电极厚度与引线焊合率之间呈抛物线关系，获得最佳焊接质量的电极厚度为180nm左右。

Is a professional production, the development of various models at home and abroad: Quick Connector, QQ-series welding gun, welding gun FRP, WP-series torch, plasma cutting machine, carbon arc gouging gun, welding clamp, grounding clip, fixtures, welding electrode insulation tube, industrial drying box and other accessories such as welding equipment and accessories.

乐清市正远焊接设备有限公司，是专业生产、开发国内外各种型号的：快速接头、 QQ-系列氩弧焊枪、玻璃钢氩弧焊枪、 WP-系列焊枪、等离子切割枪、碳弧气刨枪、电焊钳、接地夹、卡具、电焊条保温筒、工业烘干箱、其他配件等焊接设备及配件。

Is a professional production, the development of various models at home and abroad: Quick Connector, QQ-series welding gun, welding gun FRP, WP-series torch, plasma cutting machine, carbon arc gouging gun, welding clamp, grounding clip, fixtures, welding electrode insulation tube, industrial drying box and other accessories such as welding equipment and accessories.

中国。浙江：乐清市正远焊接设备有限公司，是专业生产、开发国内外各种型号的：快速接头、 QQ-系列氩弧焊*、玻璃钢氩弧焊*、 WP-系列焊*、等离子切割*、碳弧气刨*、电焊钳、接地夹、卡具、电焊条保温筒、工业烘干箱、其他配件等焊接设备及配件。

Is a professional production, the development of various models at home and abroad: Quick Connector, QQ-series welding gun, welding gun FRP, WP-series torch, plasma cutting machine, carbon arc gouging gun, welding clamp, grounding clip, fixtures, welding electrode insulation tube, industrial drying box and other accessories such as welding equipment and accessories.

中国。浙江：乐清市正远焊接设备有限公司，是专业生产、开发国内外各种型号的：快速接头、QQ-系列氩弧焊枪、玻璃钢氩弧焊枪、WP-系列焊枪、等离子切割枪、碳弧气刨枪、电焊钳、接地夹、卡具、电焊条保温筒、工业烘干箱、其他配件等焊接设备及配件。

Is specializing in developing and producing various types of domestic and foreign: Quick Connector, QQ-series welding gun, welding torch FRP, WP-Series Torch , plasma cutting machine, cable connector, carbon arc gouging gun, welding clamp, grounding clip, fixtures, welding electrode insulation tube, industrial drying box and other accessories such as welding equipment and accessories.

中国。浙江：乐清市正远焊接设备有限公司，是专业生产、开发国内外各种型号的：快速接头、QQ-系列氩弧焊枪、玻璃钢氩弧焊炬、WP-系列焊炬、等离子切割枪、电缆连接器、碳弧气刨枪、电焊钳、接地夹、卡具、电焊条保温筒、工业烘干箱、其他配件等焊接设备及配件。

Is a professional production, the development of various models at home and abroad: Quick Connector, QQ-series welding gun, welding gun FRP, WP-series torch, plasma cutting machine, carbon arc gouging gun, welding clamp, grounding clip, fixtures, welding electrode insulation tube, industrial drying box and other accessories such as welding equipment and accessories.

浙江：乐清市正远焊接设备有限公司，是专业生产、开发国内外各种型号的：快速接头、QQ-系列氩弧焊枪、玻璃钢氩弧焊枪、WP-系列焊枪、等离子切割枪、碳弧气刨枪、电焊钳、接地夹、卡具、电焊条保温筒、工业烘干箱、其他配件等焊接设备及配件。

Therefore, considering wide-range and importance of the box-sectioned welded beam applied in engineering, the author chooses this structure as one of typical welded structures to study. And with the equalizing bar of a bulldozer as an example, the method of fatigue design or life prediction and interrelated data of the box-sectioned welded beam are achieved through systematic study, and are considered as the basis of the structure fatigue design code or guideline which is expected to apply in machinery industry.

基于焊接箱形梁使用的广泛性和重要性，作者选择此种结构作为典型焊接结构的研究对象，并以推土机平衡梁为例，通过系统研究获得了结构疲劳设计或寿命预测方法及有关数据，作为形成结构动强度设计规范的基础，并由此可进行推广应用。

Two PI adjustors were applied for wire feeding velocity control, one performed motor armature voltage feedback, the other one executed arc voltage feedback to determine the given velocity.3、 Exchanging data of power source and process controller by adapting 20mA current loop by a serial communication interface, which satisfy real time control demand.

该控制器具有焊接参数预置、记忆、锁定、数显以及自动引弧、收弧等功能。 2、焊接电源采用三相半控桥晶闸管整流电路，用不同方法计算偏差进行多变量数字解耦PI调节获得恒流、恒压、陡降和缓降四种输出静特性。

Based on weld finite element analysis software SYSWeld, the outer shells on air diffuser of an aeroengine augmentor was modelled.

基于焊接有限元分析软件SYSWeld，建立了某型号航空发动机加力燃烧室扩散器外壁的有限元模型，采用双椭球热源模型，模拟了其环缝电弧焊接的过程，得到了焊接温度场、应力场及焊后变形分布的结果并对其进行了定性分析。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！