短語詞組短語geomagnetic observation in field 野外地磁測量observation E field 觀測場observation in field 田間觀測climate observation field 氣候觀測場observation field detail 觀測場Earth observation field 地球觀域Observation of physical field 物理場觀測field observation 實地觀察observation environments of geomagnetic field 地磁觀測環(huán)境 返回 observation field