螺旋面叶片的英文

• spiral blade

• 螺旋面:    helicoid; helicoidal; helica ...
• 叶片:    blade vane; blade; paddle; l ...
• 螺旋面:    helicoid; helicoidal; helical convolute; helical surface; helicoidal surface; screw surface; skew helicoid; skewed surface; spiral surface
• 变截面叶片:    blade of variable cross section; blade of variable cross-section
• 等截面叶片:    uniform section blade; uniform-section blade; uniformly shaped blade