1) weld polarity
焊接极性
2) variable polarity arc welding
变极性焊接
1.
Technology properties of variable polarity arc welding with high frequency pulsed current;
高频脉冲变极性焊接工艺性能研究
3) variable polarity welding power supply
变极性焊接电源
1.
A novel secondary inverting circuit of the variable polarity welding power supply and its control technology
新型变极性焊接电源二次逆变电路及其控制技术
4) welded cathode
焊接阴极
5) VPPA
变极性等离子弧焊接
6) VPPAW
变极性等离子焊接
1.
The related issues of the variable polarity plasma arc welding (VPPAW) which has good prospects for the applications in the manufacturing of magnesium alloy components were investigated, and 8 mm AZ31B magnesium alloy plate butt-joint excrement were approached with VPPAW.
针对在镁合金结构件生产中有广泛应用前景的变极性等离子焊接方法,开展8 mmAZ31B镁合金板材对接焊研究,利用金相显微镜、X射线衍射仪、万能拉伸试验机和扫描电子显微镜等分析测试手段研究了焊接接头各区域的显微组织、焊缝的相组成、接头的力学性能、断口形貌特征以及接头区的物相成分等,并对焊接接头的耐蚀性机理进行了深入分析。
2.
The variable polarity plasma arc welding(VPPAW) was used to weld AZ31B Magnesium alloy,through observation the welding phenomenon,the effect of processing parameters including welding current,welding speed and plasma gas flow on the welding quality was researched.
采用变极性等离子焊接方法对AZ31B镁合金进行焊接,通过观察AZ31B镁合金变极性等离子焊接现象,探讨了变极性等离子工艺参数(焊接电流、等离子气流量、焊接速度、送丝速度等)对焊缝成形的影响。
补充资料：地磁极性年表
见古地磁学。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条