To examine chemistry composition and microstructure of steel wire rod for welding of fracture during drawing.

对在拉拔过程中出现断裂的焊接用盘条进行化学成分和金相组织检测。

youdao

To examine chemistry composition and microstructure of steel wire rod for welding of fracture during drawing.

对在拉拔过程中出现断裂的焊接用盘条进行化学成分和金相组织检测。

youdao