双小行星 meaning in English

binary asteroid

( 4 ) before the presentation of results of our observations and analysis , the corrections for the ccd images and the methods to analyze the observational data were introduced . ( 5 ) in order to analyze the lightcurves of ( 469 ) with multi - periods , the theories about the precession of the asteroids and the eclipse of the binary asteroids were involved
因此，在第五章中，针对2002年所观测的一颗非单一周期光变的小行星( 469 )的情况，尝试利用小行星受迫进动或双小行星运动理论，对( 469 )的光变曲线进行了解释。