WEN 100 · Welding Engineering
Session 2 · Hour 1 · The arc
Instructor cue 빛, 열, 그다음 금속.
90 minNow Open · 5 min left · next Demo
The arc
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Light, heat, then metal.
Follow The arc once.
Check name, order, result.
CheckLight, heat, then metal. Week 2: name, order, result. Then Light, heat, then metal.