major equatorial axis赤道长轴
major r axis长轴
major polarization axis偏振主轴
Major Landscape Axis主要景观对于大盘而言
major semi axis长半轴
semi-major axis长半轴;[天] 半长径;长半径
major axis of flexspline[机] 柔轮长轴
Major axis pressing顺血管长轴压迫法
major r semi axis长半轴
N（名词） the longer or longest axis of an ellipse or ellipsoid (椭圆或椭圆体的)较长或最长轴