焊接

The freeboard marks are made of the steel plate, welded and painted on both sides of the ship.

干舷标志由钢板制成，焊接在船上，并且涂漆。

The main products that can be manufactured in our company are Bore-Expanding machine, Pressing tuning page machine, Pressing beta board machine, Polishing machine, and Fretsaw etc used in piano factory; Anchor pole drill for colliery; Vacuum coating apparatus; high-energy ultrasonic focalizing equipment used for lithotritizing and cancer curing; weld- line grinding machine used in the process of weld; Assisting walk appliance, Turn-over bed and move-ride trestle for nursing; Product line of Sandwich PU panel manufacture.

公司近年生产的主要产品有：钢琴厂用的扩孔机，压弦轴机，压贝司板机，抛光机，圆锯等；用于市政的管道疏通机；用于煤矿企业的锚杆钻机；用于各种行业的真空镀膜机；用于医疗行业的高能超声聚焦肿瘤治疗机，碎石机；用于焊接行业的焊缝碾压机；用于护理行业的助行器，翻身床，移乘架；用于建筑行业的聚氨酯复合连续生产线等。

The content of this course mainly include the feature, equipment, principle and application of high efficient welding method, for example, activating flux assisted TIG welding, narrow gap TIG welding, hot wire TIG welding, oscillating arc TIG welding, plasma TIG welding tandem MIG welding, hybrid arc welding, surface tension transfer MIG welding, oscillating arc MIG welding, mixed-gas MIG welding, two wire or more SAW welding, friction stir welding and laser-MIG hybrid welding, etc.

主要内容涉及到助焊剂TIG焊技术、窄间隙TIG焊技术、热丝TIG焊技术、摆动电弧TIG焊技术、等离子弧焊技术的基本原理、设备、特点和应用。双丝焊MIG方法、复合电弧技术、表面张力过渡、摆动电弧MIG、交流MIG焊、混合气体MIG焊的原理、特点、设备和应用。双丝以及多丝埋弧焊技术、窄间隙埋弧焊技术的原理、特点和应用。搅拌摩擦焊以及激光电弧复合焊接的原理、特点、设备、应用范围。

The study of friction welding and its mechanism is carried out.

对摩擦焊接工艺，进行了相关的机理研究。

Fuel rod Zr 4 cladding tube Electric beam welding Alloy element Evaporation

燃料棒； Zr-4包壳管；电子束焊接；合金元素；蒸发

The welding process is a series of fusing operations.

焊接过程是系列化的熔融操作。

This paper deduces the accurate formulas for calculating the geometric characteristics of effective cross sections of members with welded H-shaped cross sections in gabled frames,and in order to simplify the calculation,presents the corresponding approximate calculation formulas.

推导了门式刚架中焊接H形截面构件有效截面几何特性的精确计算公式，为简化计算过程，给出了相应的近似计算公式。

After installation,the position of galvanization coating destroyed due to welding, cutting and scratch etc.

对安装后的焊接部位，裁切口，碰损擦伤等锌层遭到损伤的部位，要求现场施工人员进行防腐涂装。

The hazardous substances in welding and allied processes have two kinds of states,which including graininess and gaseous state.

焊接及其相关工艺过程中的有害物质有2种形态，即颗粒状与气态。

Due to the complex effects of geometric parameters on the stress concentration factor of welded steel tubular joints, there exist some uncertainties in the results obtained from theparameter equations.

由于各几何特征参数对焊接钢管节点应力集中系数影响复杂，参数方程给出的计算结果都存在不同程度的不确定性。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失