单词	轨道平面
释义	轨道平面orbital plane
随便看	primary anesthesia primary anomaly primary antiserum anaphylaxis primary antiserum anaphylaxis -- inverse anaphylaxis primary antiserum anaphylaxis ; inverse anaphylaxis primary application block primary application block，pab primary appraisal primary arc primary assembly primary assembly in china primary atomic clock primary attribute primary atypical pneumonia primary austenite primary auxiliary view primary axes primary axis primary backing primary bainite primary bark primary barrier primary basalt primary batch primary battery