magnetic matrix meridian plate磁子午面
magnetic c meridian磁子午线
magnetic meridian azimuth磁方位角
magnetic meridian plate磁子午面
magnetic meridian line地磁子午线
magnetic meridian plane[地质] [地物] 磁子午面
magnetic meridian direction磁子午线方向
magnetic meridian orientation[测] 磁子午线定位
meridian magnetic field therapy经络磁场疗法
N(名词) a continuous imaginary line around the surface of the earth passing through both magnetic poles 磁子午圈