基本解释磁偏计；磁偏针词组短语短语declination U compass 磁偏计declination of compass 磁偏角declination E compass 磁偏计compass declination 磁偏角;罗经磁偏;磁偏罗盘;详细翻译declination compass更多词组专业释义经济学磁偏计机械工程磁偏罗盘