基本解释[能源科学技术]磁偏角词组短语短语declination compass 磁偏计;磁偏针;磁差仪;倾角计declination U compass 磁偏计declination of compass 磁偏角declination E compass 磁偏计compass declination更多词组专业释义能源科学技术磁偏角