基于Matlab的滑翔增程弹道的计算机仿真.pdf

53. x1(k)=ptr(1,k-1)+c2/st*(ptr(1,k)-ptr(1,k-1)); 54. y1(k)=ptr(2,k-1)+c2/st*(ptr(2,k)-ptr(2,k-1)); 55. z1(k)=ptr(3,k-1)+c2/st*(ptr(3,k)-ptr(3,k-1)); 56. x(k)=pmr(1,k-1)+sm/c1*(x1(k)-pmr(1,k-1)); 57. y(k)=pmr(2,k-1)+sm/c1*(y1(k)-pmr(2,k-1)); 58. z(k)=pmr(3,k-1)+sm/c1*(z1(k)-pmr(3,k-1));