echellette

名词 n.

英文释义

名词 n.
  1. A form of echelle grating
    — We use the HST photometry from WFPC2 and WFC3 images obtained with UV and optical filters, as well as MagE echellette spectrograph data from the Las Campanas Clay 6.5m telescope, in order to construct the observed UV/optical SED of NGC 7252: W3.

词形变化

echellettes plural

词源

From echelle + -ette.
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