螺旋型旋转吸收器
helical rotating absorber
激光闪光光解瞬态吸收
laser flash photolysis transient absorption
半螺旋型吸入室
The half-helix suction chamber
半螺旋型吸水室
Semi-volute Suction Chamber
长螺旋旋喷水泥土桩
long auger rotary-jet mixing soil-cement pile
高级棉绽纱螺旋型毛圈印花毛巾
printed towel made of high grade cotton yarns on twisted loops
环面螺旋旋转变换
Torus screw rotation transformation