圆─椭圆─圆孔型  round-oval-round pass

圆－椭圆－圆  round-oval-round

超声椭圆振动  ultrasonic elliptic vibration; UEV ultrasonic elliptic vibration

超声椭圆振动部件  ultrasonic elliptic vibration shoe

共振椭圆方程组  resonant elliptic systems

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

偏振椭圆  polarization ellipse

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

椭圆－圆孔型  oval-round pass

椭圆振动  ellipse vibration; elliptic ultrasonic vibration; elliptic vibration

椭圆振动切削  elliptical vibration cutting

椭圆振动筛  Elliptic vibrating screen; elliptical vibrating screen

误差椭圆(椭球)  anethocurarium diiodide

误差椭圆椭球  error ellipse ellipsoid

直圆椭圆  right circular elliptical

振荡圆柱  oscillating cylinder; oscillating circular cylinder

振荡圆柱体  oscillating cylinder

共振振荡  resonance oscillation

介质谐振振荡器  dielectric resonator osci-llator; drill templatedielectric resonator oscillator