The influence of Nd:YAG laser on hybrid weld appearance is light in variation of laser-arc distance and defocusing distance.
而在光丝间距和离焦量变化过程中，激光束对复合热源平板堆焊焊缝表面成形的影响很小。
Each hoop cable is fixedly connected with the cylindrical or conical drum body at intervals of arc distance through the welding method.
每根箍索每隔一段弧距通过焊接方法以圆柱或圆锥状的鼓身固定连接。
Five, the nozzle height: refers to the nozzle surface and cutting the distance from the end, it constitutes the part of the whole arc long.
喷嘴高度：指喷嘴端面与切割表面的距离，它构成了整个弧长的一部分。
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