radio survey

Well , from the radio survey data , we know that the basin contains rather smaller craters .

从放射性的数据我们了解到这个坑里面还有许多小坑。

Professor : well , from radio survey data , we know that the basin contains lots of smaller craters .

教授：嗯，辐射调查的数据显示，我们知道盆地里有很多更小的火山口。

Mobile radio interferometric survey using an equatorial antenna

应用赤道式天线进行流动射电干涉测量

The Screen Actors Guild-American Federation of Television and Radio Artists commissioned the survey , released Friday .

美国演员公会美国电视和广播艺术家联合会发起的这项调查，调查结果于周五发布。