The Story of Alternating Current Arc Welding (1944)
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The Story of Alternating Current Arc Welding
Lewat balutan genre dokumenter, The Story of Alternating Current Arc Welding (1944) menawarkan tontonan yang cukup menarik perhatian. Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with AC machines at the time.
