旋转运动 rotational motion ; rotary movement

螺旋运动 [物] Helical motion ; [物] screw motion ; Spiralling

螺旋运动法 Helixact

回旋运动 circumnutation

涡旋运动 vortex motion ; circulatory motion ; circulative motion ; eddy motion

无旋运动 [力] irrotational motion ; vortex free motion ; irrotational ; motion

螺旋运输机 screw conveyer ; spiral conveyer ; [机] worm conveyer ; auger conveyer

内外运旋 inward and outward rotation

回旋转头运动 [植] circumnutation ; revolving nutation

螺旋运输干燥机 screw-conveyor drier