weldite白硅铝钠石
weldv.焊接;使结合n.焊接;焊缝
weld metal buildup surface金属堆焊表面
welder rs lifting platform焊工升降台
Welding heat affected area焊接热影响区
weld coarse crystal region焊接粗晶区
welded stayed construction焊接的支撑结构
welding technology measure焊接工艺措施
welding stainless electrode不锈电焊条
welding on dissimilar steel异质钢焊接
weld piping branch junction焊制三通
welding procedures of shell简节焊接工艺措施