cassegrain

听听怎么读
[ˈkæsiɡrein]
是什么意思
  • n.

    卡塞格伦望远镜(亦作Cassegrain telescope);

  • 英英释义

    Cassegrain

    • Cassegrain is a lunar impact crater that is located on the far side of the Moon, beyond the southeastern limb. It lies to the southeast of the larger crater Lebedev, and to the northeast of the comparably-sized Priestley.

    以上来源于:Wikipedia

    学习怎么用

    权威例句

    Design of a dichroic Cassegrain subreflector
    Performance of Subaru Cassegrain Adaptive Optics System
    FOCES - a fibre optics Cassegrain Echelle spectrograph
    IMAGING SYSTEM HAVING A DUAL CASSEGRAIN-LIKE FORMAT
    Microwave antennas derived from the cassegrain telescope
    Design of wide-band corrugated conical horns for Cassegrain antennas
    Factorization of the feed efficiency of paraboloids and Cassegrain antennas
    The Sandiford 2.1-m Cassegrain Echelle Spectrograph for McDonald Observatory: Optical and Mechanical Design and Performance
    Soft X-ray Images of the Solar Corona with a Normal-Incidence Cassegrain Multilayer Telescope.
    Designing axially symmetric Cassegrain or Gregorian dual-reflector antennas from combinations of prescribed geometric parameters. 2...