x=129140103.588185.5195105.5157.5107.57781 162162117.55 J=/7.5 141.523 14722.5137.585.5-6.5 813 56.5-66.584 -33.55 =-1*/4 86868899889495 cx=75:.52005 9=-50:.5:1505 cz-griddata(x,y,,cx,cy','cubic) meshz(cx,cy,cz 数学建模x=[129 140 103.5 88 185.5 195 105.5 157.5 107.5 77 81 162 162 117.5]; y=[7.5 141.5 23 147 22.5 137.5 85.5 -6.5 - 81 3 56.5 -66.5 84 -33.5]; z=-1*[4 8 6 8 6 8 8 9 9 8 8 9 4 9]; cx=75:.5:200; cy=-50:.5:150; cz=griddata(x,y,z,cx,cy','cubic') meshz(cx,cy,cz)