基于叶素动量定理对风力机叶片外形参数进行设计，考虑了叶尖损失和叶毂损失；对计算的弦长和安装角进行了多项式修正；生成数据存入excel中，为接下来的三维建模做准备；-Blade element momentum theory of wind turbine blade form factor design, taking into account the loss of tip and hub loss based the calculation of the chord length and