极化椭圆之长短轴比  ratio; axial

椭圆孔长短半轴之比  ratio of long to short half axises

椭圆之长短轴线  major axis and minor axis of an ellipse

圆─椭圆─圆孔型  round-oval-round pass

圆－椭圆－圆  round-oval-round

变形椭圆轴  axis of the indicatrix

长椭圆接触  long elliptical contacts

长椭圆面  prolate ellipsoid

长椭圆形  long oval

长椭圆形[的]  oblong

长椭圆形的  oblong

长椭圆叶伴兰  Hetaeria oblongifolia

长椭圆状圆筒形  oblong-terete

改进型椭圆轴承  modified elliptical bearing

离轴椭圆镜  off-axis elliptical mirror

裂纹－圆－椭圆模型  crack-holeellipse interaction model

三轴长椭球应变  triaxial prolate strain

三轴椭圆体  triaxial ellipsoid

三轴椭圆形  triaxial ellipsoid

双轴椭圆振动筛  Dual-shafts elliptical vibratory screen