等截面叶片 constant chord blade
变截面叶片variable chord blade
叶片投影面积 projected area of blade
叶片长度 length of blade
叶根 root of blade
叶尖tip of blade
叶尖速度 tip speed
浆距角 pitch angle
翼型 airfoil
前缘 leading edge
后缘tailing edge
几何弦长 geometric chord of airfoil
平均几何弦长 mean geometric of airfoil
气动弦线 aerodynamic chord of airfoil
翼型厚度 thickness of airfoil
翼型相对厚度 relative thickness of airfoil
厚度函数 thickness function of airfoil
中弧线 mean line
弯度 degree of curvature
翼型族 the family of airfoil
弯度函数 curvature function of airfoil
叶片根梢比 ratio of tip-section chord to root-section chord
叶片展弦比 aspect ratio
叶片安装角setting angle of blade
叶片扭角 twist of blade
叶片几何攻角 angle of attack of blade
叶片损失blade losses
叶尖损失tip losses
颤振flutter
迎风机构orientation mechanism