| 释义 |
〔occultation〕An observational technique for determining the position or radiant structure of a celestial source so occulted:掩星法:一种观测技术,用来测定在星掩情况下一天体的方位或射线结构:〔occultation〕The progressive blocking of light, radio waves, or other radiation from a celestial source during such a passage.星掩:在上述运行中,从一天体源发出的光,无线电波或其它射线被逐渐掩蔽〔occultation〕a lunar occultation of a quasar.类星体的月星掩测定 |