“penetration weld”造句，怎麼用penetration weld造句

The heat transfer process of laser deep penetration welding includes heat conduction and the convective flow of molten material in the weld pool.

Porosity formation mechanisms and controlling technique for laser penetration welding of aluminum alloy

Simulation of the keyhole formation during deep penetration welding using an adaptive heat source model

Recent advance in research for keyhole behavior during laser deep penetration welding process