Consequently it is difficult to optimize the welding pressure in pressure constant mode used in conventional ultrasonic plastic welder.
传统焊机的压力不变模式使得焊接工艺很难优化。
So the control of the welding parameter such as welding pressure, gas flux, upsetting length is realized, and the system has a high dynamic response rapid and a high control precision.
从而成功地实现了对气压焊的焊接压力、气体流量、顶锻位移量等焊接过程参数的控制，并使控制系统具有较快的动态响应速度和较高的控制精度。
It also includes application steels for Bridges, pipes, pressure vessels, automotive manufacturing, shipbuilding and welding steel grades.
它还包括应用于桥梁、管道、压力容器、汽车制造、造船以及焊接钢种等钢材。
At least 5 years welding engineer working experience, pressure vessel industry is preferred.
至少5年焊接工程师工作经历，压力容器行业者优先考虑。
Usage: suitable for air tight seal welding with pressure protection of microwave device, sensor, filter and components that used on spaceflight and guided missile that have high requirement.
用途：适用要求较高的微波器件，传感器，滤波器及航天，导弹上应用的元件气密性带压力保护的封焊。
Holding other license such as mechanical work, welding, pressure vessel, etc is preferred.
持有别的证书如机械、电焊、压力容器证书是优先的。
In addition to cracks resulting from welding in boiler and pressure vessels, there are also corrosion cracks due to corrosive environment.
锅炉及压力容器除了焊接引起的裂纹外，还存在着由腐蚀性环境而引起的腐蚀开裂。
The article introduce main function and characteristic of welding procedure qualification for steel pressure vessels computer management software.
本文介绍了“压力容器焊接工艺评定计算机管理软件”的主要功能及特点。
Based on the development of commercialized software, welding expert system in pressure vessel, this paper proposes designing method of expert system.
基于商品化软件“压力容器焊接专家系统”的开发经验，本文从系统实现角度提出专家系统的设计方法。
For such critical structures as boilers and pressure containers, complete welding joint is required.
锅炉及压力容器等重要结构的焊接，要求接头完全连接。
The influences of basic metal chemical composition, heat treatment conditions and welding parameters on the pressure vessel brittle fracture have been investigated.
研究了诸如化学成分、热处理条件和焊接因素对压力容器脆性破坏的影响。
The parameters in the order of significance are: pressure, welding speed, rotational speed.
参数显著性顺序为：焊接压力、焊接速度、搅拌头旋转转速。
Form welding practice of cryogenic pressure vessel production, the correct quality control measures during the vessel fabrication process are figured out.
结合低温压力容器的焊接生产实践，探讨了低温压力容器在制造过程中的质量控制问题。
Pressure welding belt running out of a solid and beautiful.
压出的跑步皮带熔接牢固，美观。
Welding joints must be certified before implementation of the welding process, thereby, the improvement of the welding process on barrel of pressure vessel is proved.
实施筒体的焊接工艺前，必须验证焊接接头的使用性能，从而证明压力容器筒体焊接工艺的重要性。
This software applies to manage welding procedure qualification for steel pressure vessels.
该软件适用于钢制压力容器焊接工艺评定的各项管理工作。
To increase top forging pressure during applying welding.
增加施焊时的顶锻压力。
Current, welding speed, and pressure are the factors which can influence the welding quality of narrow lap welding machine during the galvanizing unit production.
电流、焊接速度、压力等参数都会影响窄搭接焊机在镀锌机组生产中的焊接质量。
This article puts forward to lay a cover plate in the welding of the titanium sandwich pressure vessel and it also presents the structure and welding practice of the cover plate.
文章提出了在钛复合板压力容器的焊接中采用盖板敷设焊接，并具体介绍了盖板的结构及其焊接方法。
The mean unit force of friction to a great degree depends on shearing of pressure welding bridges and conquering of ploughing resistance.
平均单位摩擦力基本上取决于切断压力焊接桥和克服耕犁阻力。
It was indicated that the technique of welding operated with pressure is a fast and efficient re - pair method.
指出带压直接焊补的技术措施是一种快速、有效的修复方法。
This article introduces the design principle, design planning, welding effect and technology characteristic of cold welding technology under explosive pressure for rail.
介绍了利用爆压冷焊技术研制开发的一种新型的“爆压冷焊式钢轨接续线技术”的设计原则、计方案、接效果及技术性能。
Welding butt joint and angular deformation are easy to take shape during the assembly welding of pressure vessels, especially giant spherical tanks.
压力容器特别是大型球罐，在组装焊接过程中极易产生错边及角变形缺陷，该缺陷的存在将在容器中产生严重的应力集中。
It can be considered the equipment ideal for electro-slag pressure welding of vertical reinforced bar.
认为是竖向钢筋电渣压力焊的理想设备。
Although the interface has the features of melt, and pressure welding, the molten and diffusion welding cannot explain the bonding mechanism of explosive welding.
实验表明，爆炸焊接界面虽然具有熔化、扩散和压力焊的特征，但不能用熔焊和扩散焊机理来解释爆炸焊接界面的成因。
The quality of the circumferential welding in pressure vessels must be paid full attention. This is the key point to guarantee the safety of the pressure vessels in operation.
希压力容器有关工程技术人员要充分重视压力容器环焊缝的质量问题，以确保压力容器的安全使用。
The quality of the circumferential welding in pressure vessels must be paid full attention. This is the key point to guarantee the safety of the pressure vessels in operation.
希压力容器有关工程技术人员要充分重视压力容器环焊缝的质量问题，以确保压力容器的安全使用。
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