Fwelding bridge, ship, pressure vessel ocean building structure.

用于桥梁、船舶、压力容器及海洋工程结构的焊接。

youdao

For welding bridge, ship, pressure vessel and ocean building structure.

用于桥梁、船舶、压力容器及海洋工程结构的焊接。

youdao

For welding bridge, ship, pressure vessel and ocean building structure.

用于桥梁、船舶、压力容器及海洋工程结构的焊接。

youdao