This paper designs a new kind of nozzle used for laser welding of zinc-coated steels with metal powder and studies the better modality of shielding gas and the powder beam with schlieren device.
本文设计了一套应用于镀锌板激光填充粉末焊接的喷嘴，并利用纹影仪等手段研究了该喷嘴的最佳保护气流量和最佳粉末束拘束度参数；
This paper analyses and studies the methods for measuring inductance of the iron core DC reactor of CO_2 arc welding power source.
本文对CO_2焊接电源直流铁芯电抗器电感值的测试方法进行了分析研究，指出现有的方法测试误差较大。
This paper consists of two parts: one researches mainly on the Composite Grid method based on FEPG, the other studies the application of CGM on numerical simulation of welding.
本文主要由两个部分构成，即基于有限元程序自动生成系统(FEPG)的组合网格法和组合网格法在焊接数值模拟中的应用。
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