Plasma produced in laser welding process has shielding effect to the laser beam and decreases the melting depth on even result in the defect.
激光焊接过程中产生的等离子体对激光束有屏蔽作用，降低了焊接熔深，甚至出现缺陷。
Plasma produced in laser welding process has shielding effect to the laser beam and decreases the melting depth on even result in the defect.
激光焊接过程中产生的等离子体对激光束有屏蔽作用，降低了焊接熔深，甚至出现缺陷。
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