adjusting blade angle operation
Adjusting rotational speed and blade angle
Adjustment of blade angle
blade angle
叶片角度
叶片角
叶[片]角
刮刀角度
叶片转角
叶片安放角
展叶角度
叶片安装角桨叶安装角
安放角
叶片安装角
桨叶安装角
铲刀角
桨叶角
Complementary Angle of Front Angle
180 helix blade with mid-split
3-D design of impeller’s blade
3D modeling of runner blade