短语词组短语Compass Azimuth Measuring 罗经测向Compass azimuth circle tilt 罗盘倾斜Compass azimuth instrument 罗经方位仪AC Azimuth Compass 方位罗盘azimuth compass bearing compass 方位罗盘azimuth h compass 方位罗盘;方位测量罗盘 返回 compass azimuth