金属导管严禁对口熔焊连接。
小孔效应是深熔焊接中的特征现象。
And the keyhole is characteristics of deep penetration laser welding.
介绍了一种聚乙烯管道热熔焊机控制系统。
A control system of a butt fusion welding machine for PE pipe is introduced in this paper.
世界著名的特殊热熔焊接处理的气垫鞋底。
World Famous Air Cushioned sole welded together using a special heat-sealing process.
触点熔焊是继电器最为严重的故障形式之一。
Welding is one of the worst faults for an electromagnetic relay.
激光深熔焊接时伴随着高电量等离子体的产生。
Deep penetration laser welding is associated with violent plasma generation characterized by high charge densities.
目的观察不同金属之间焊接后熔焊区组织合金化情况。
Objective To observe the structure alloyage in the fusion zone of different metals welded by laser.
同时对热熔焊制管件的承压性能进行了试验分析和说明。
Meanwhile has carried on the experimental analysis and the explanation to the hot melt welded pipe's bearing pressure performance.
熔焊成型中多道焊缝路径间距是影响零件成型精度的原因。
The path space was one of the reasons that affected the precision of parts in the rapid prototyping based welding.
电熔焊机、对接型热熔机、角磨机、电焊机、切割机、水平尺。
Electric welding machine, butt-type hot-melt machine, angle grinder, welding machine, cutting machine, horizontal ruler.
激光深熔焊接是大功率激光焊接金属材料得以广泛应用的基础。
The deep penetration Laser welding is the base of extensive utilization for the high-laser welding of metal materials.
研究了触头熔焊强度与金属材料性质参数及金相状态间的关系。
Also, the relations between the welding strength and the material properties as well as metallographic state are investigated.
触点熔焊是汽车继电器最为严重的故障，它可能导致汽车事故。
Contact welding of automotive relay is the worst failure and may result in serious car accident.
对银钨触头的熔焊特性、电弧侵蚀机理以及腐蚀机理进行了探讨。
The fusion welding, arc erosion mechanics and corrosion mechanics of Ag-W contact are also discussed.
试验表明，超声检测方法适用于PE管热熔焊缝的焊接质量检测。
Experiments showed that ultrasonic testing method was suitable for the weld quality testing of PE pipe.
对铝合金L F3Y 2搭接板进行了热压条件下激光深熔焊接。
Deep penetration laser welding was performed at aluminum alloy LF3Y2 under hot and press condition.
简要介绍了胀接法和熔焊法两种常用连接方式，并分析了其优缺点。
The common connection forms as expand connection and melting welding were introduced , and their advantages and disadvantages are analyzed.
最后得出熔焊既可以发生在触头闭合过程，也可能发生触头分断过程。
Welding can take place in a relay either during closing period, or during breaking period.
ENISO 287-1焊工资质测试—熔焊—第一部分：钢材。
EN ISO 287-1 Qualification Test of Welders-Fusion Welding-Part 1: steels.
激光深熔焊接的传热过程包括热传导和焊接熔池内熔融材料的对流流动。
The heat transfer in laser deep penetration welding includes heat conduction and convection in the welding pool.
综述了近年来国内外镁合金在熔焊连接和固相连接两方面的研究现状与进展。
The research status of welding of magnesium alloys by fusion welding and solid - phase joining at home and abroad is summarized.
电熔焊接作为一种有效的焊接方法在聚乙烯压力管道系统中得到了广泛的应用。
Electrofusion welding is now an essential and widely used method in application to the polyethylene pressure pipeline systems.
介绍了造成继电器触点动熔焊的电弧类型，指出闭合短电弧是动熔焊的直接原因。
It was pointed out that the closing short arc is direct reason of dynamic welding.
文章介绍了内衬PE管修复技术的施工程序，强调了PE管道热熔焊接质量控制要求。
This paper introduces the rehabilitation procedure of PE lined pipeline and stresses on quality control requirement of PE pipe heat melting welding.
应用所建立的热源模型模拟分析了激光深熔焊焊缝边界形状，并与实验结果进行了比较。
The border of laser beam penetration welding seam is simulated by the constructed heat source model and compared with the experimental results.
简体中文标题：焊接。钢、镍、钛和其合金的熔焊接头(束焊除外)。缺陷的质量等级。
English Name: welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections.
对于既要求有可靠的抗熔焊性又要求有较长电寿命的自动开关。是较为理想的触头材料。
The materials have a good welding resistance, hence they are the ideal contact materials for automatic switches which require reliable welding resistance as well as long electrical life.
对于既要求有可靠的抗熔焊性又要求有较长电寿命的自动开关。是较为理想的触头材料。
The materials have a good welding resistance, hence they are the ideal contact materials for automatic switches which require reliable welding resistance as well as long electrical life.
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