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- Some conception and foundation are reviewed to get a deeper understanding for the study and the evaluation of EMF in welding, and also for the establishment of the Chinese own standard. 在此所列出的重要概念和依据有助于加深对该领域研究工作及评估技术应用的认识,从而为建立符合我国国情的焊接电磁环境标准及评估工作的开展起到积极的促进作用。
- Keywords electromagnetic environment;biological effects;EMF in welding;evaluation; 电磁环境;生物效应;焊接电磁场;评估;
- A mininal error results in weld divergence. 差之毫厘,谬以千里。
- EMF in welding 焊接电磁场
- Critical hydrogen content in weld Ot titanium malerials. 钛材焊接临界氢含量
- One years sales working experience in welding industry. 1年以上焊接行业销售工作经验。
- Basic knowledge in welding and associate components. 基本焊接与冲压/拉伸模具的相关部件知识。
- A tactile sensor welding seam tracing in welding was designed. 摘要设计了一种接触式自动焊缝跟踪传感器。
- By using the twisted pair wire, the additive EMF in the circuit of the electrode leads is reduced to 10% of that of before and the accuracy of the system is improved. 通过采用双绞引线电极和垂直引线技术,使引线回路中的附加感生电动势仅为未绞合前的10%25,提高了系统的总体精度。
- In addition, it is proposed that Lenz's law can be used to determine the direction of the inductive emf in a moving piece-wire conductor. 提出了楞次定律可以推广应用于判断运动导体中感应电动势的方向。
- Graville, B.A.The Principles of Cold Cracking Control in Welds. 格拉维尔,钡原则冷裂纹控制在焊缝。
- We need workers skilled in welding for this job; it's a highly skilled job. 我们需要熟练的焊工做这项工作;这是需要高度技能的工作。
- Preferred education background in Welding, Chemical Machinery, NDT etc. 大专以上学历,焊接,化工机械,无损探伤等相关专业优先。
- The article deduces emf from varying magnetic field and motional emf in a general case further researches induced electric field and presents two important formulae of induced electric field. 摘要本文推导出在一般情况下的感生电动势和动生电动势公式,并在此基础上,对感生电场进行了进一步的研究,给出了求解感生电场的两个重要公式。
- The functions of CAPP and its application in welding are introduced. 简要介绍了派生式CAPP功能特点和在焊接工艺中的应用。
- An attempt is made to explore self-induced EMF in theory by a quantitative means, and to demonstrate the corresponding contents or its experimental design by using the instruments such as voltage effect and digital oscillograph. 摘要用定量研究的方法,从理论上对影响自感电动势产生和测量的因素进行了探讨分析,同时用“电压效应”和数字示波器等仪器对相应内容进行了演示或验证性实验。
- The GBE model for simulation of grain structures in welding pool is introduced. 介绍了焊接熔池组织模拟的GBE模型。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。