| 单词 |
rare-earth-doped fiber amplifier |
| 释义 |
rare-earth-doped fiber amplifier rare-earth-doped fiber amplifier[¦rār ‚ərth ‚dōpt ‚fī·bər ′am·plə‚fī·ər] (communications) An optical fiber amplifier whose fiber core is lightly doped with trivalent rare-earth ions, which absorb light at certain pump wavelengths and emit it at some signal wavelength through stimulated emission. |
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