| 单词 | Townsend discharge |
| 释义 | Townsend discharge [`tau̇n·zǝnd ´dis´chärj] ELECTRONICS A discharge which occurs at voltages too low for it to be maintained by the electric field alone, and which must be initiated and sustained by ionization produced by other agents; it occurs at moderate pressures, above about 0.1 torr, and is free of space charges. |
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