短語詞組短語potential geomagnetic field 有勢地磁場gas potential energy field 氣勢能場Potential vector field 保守向量場potential energy field algorithm 勢場法potential and field inversion 位場反演potential function field 勢函數(shù)場fluid potential energy field 流體勢能場potential electrical field 位電場potential force field 勢力場 返回 potential field