薄板焊接结构
welded thin plate
thin-plate welded structure
传动轴管焊接合件
weld drive shaft tube assembly
热板焊接专机
heating platen automatic welding equipment
热板焊接机
hot board welding machine
拼焊板方盒件
tailor-welded blanks square box
厚板焊接技术
technology of welding thick board
钢板焊接结构
welded-steel plate construction
底板焊接工艺
bottom plates welding process
薄/厚板焊接机器人
thin and thick plate welding robot
薄钢板焊接风管
the steel sheet welds the wind duct
铸钢件－钢管焊接节点
cast steel-tube welded joints