基本解释[能源科學技術]磁偏角词组短语短語declination compass 磁偏計;磁偏針;磁差儀;傾角計declination U compass 磁偏計declination of compass 磁偏角declination E compass 磁偏計compass declination更多词组专业释义能源科學技術磁偏角