octantal

英['ɒktənt] 美['ɒktənt]
  • n.八分圆;八分仪;离角45度的位置
octantal
  • code n.密码;法规;准则v.制成法典;把...编码
  • octonar [计]八进制的
Noun:
  1. a measuring instrument for measuring angles to a celestial body; similar to a sextant but with 45 degree calibration