短語詞組短語Machine in Field 地在用設(shè)備electrical machine temperature field 電機溫度場electric machine electromagnetic field 電機電磁場combined machine of field management 田間管理聯(lián)合作業(yè)機machine field current 機器場電流electric machine rotary magnetic field 電機旋轉(zhuǎn)磁場field machine 油田作業(yè)機械;大田用機器paddy field machine 水田機械rotating -field machine 轉(zhuǎn)場式電機 返回 machine field