Weldner韦尔德纳
weldv.焊接;使结合n.焊接;焊缝
Welding Technology in NG Pipe天然气管道的焊接工艺技术
welding under low temperature低温焊接
welded hollow spherical joint焊接空心球节点
Weld-shrunk multiple layered多层包扎
weld beam and plate components焊接梁板构件
welding of high strength steel高强钢焊接
weld two metal plates together熔接两张金属板
welding line near line section焊缝近缝区
Weld male connector-AssemblyGB/T3747.;1-1983卡套式焊接管接头
Welding Work in Wet Atmosphere潮湿天气中的焊接施工