单词	背集
释义	背集<方>non-market day
随便看	ground moraine ground moraine shoreline ground motion ground movement ground movement control ground movement control (gmc) ground movement correction ground moving target ground moving target (gmt) ground moving target indication ground moving target tracking ground multiplets ground mustard ground nadir ground nadir point ground-nesting ground net ground net counterpoise ground net, counter-poise ground net system ground neutral ground noise ground (norsg) ground note ground-note