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what ask arc to discharge?

Hits:  UpdateTime:2015-06-16 17:24:05

Reply: the cathode digit drop than bright merely discharge much small discharge. When arc discharges, the cathode electron launches can is due to many kinds of reasons¡ê¡§the hot electron launches, the scene is send launch etc¡ê?at the same time affect or respectively affect and cause, and two electrons launch just occupy very small part


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