单词 | electron multiplier |
释义 | electron multiplier [i`lek´trän `mǝl·tǝ´plī·ǝr] ELECTRONICS An electron-tube structure which produces current amplification; an electron beam containing the desired signal is reflected in turn from the surfaces of each of a series of dynodes, and at each reflection an impinging electron releases two or more secondary electrons, so that the beam builds up in strength. Also known as multiplier. |
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