说明：  此程序根据王专利撰写的《翼面结构有限元模型节点气动载荷计算》编写 需要的前期准备文件：case01.txt---已知不同工况下各个载荷点力的文件 Force_Site.txt---已知各个载荷点的坐标 Node_Site.txt----有限元节点坐标 输出文件 Nodal_Force_01.txt----存放每个有限元节点计算后分得的力，第一列为节点编号，第二列为节点力大小
(This process patent under the king wrote " wing structural finite element model node aerodynamic load calculation" Writing required preparatory documents: case01.txt-- known under different conditions of each load point force file Force_Site. txt--- known each load point coordinates Node_Site.txt---- finite element nodal coordinates output file Nodal_Force_01.txt---- storage node finite element calculation for each share of power, first as the node number, the second column is the size of nodal forces)