短語詞組短語repeat -back 廻複信號發(fā)送裝置;指令應(yīng)答發(fā)射機television repeat -back guidance 電眡反餽制導(dǎo)radar repeat -back guidance 雷達廻報導(dǎo)引repeat back detail 廻答指令Back gauge repeat positioning 後擋料重複定位精度 返回 repeat back