公知水箱模块都是预先在板材的角部剪掉一块，然后弯折、焊接。

Any water tank module in the prior art is processed through cutting a piece off the corner of a piece of sheet metal first, and then bending and welding.

youdao

公知水箱模块都是预先在板材的角部剪掉一块，然后弯折、焊接。

Any water tank module in the prior art is processed through cutting a piece off the corner of a piece of sheet metal first, and then bending and welding.

youdao