| 单词 | photomultiplier |
| 释义 | photomultiplier /foh'teuh mul"teuh pluy'euhr/, n. an extremely sensitive detector of light and of other radiation, consisting of a tube in which the electrons released by radiation striking a photocathode are accelerated, greatly amplifying the signal obtainable from small quantities of radiation. [1935-40; PHOTO- + MULTIPLIER] |
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