下面是命令流
gen z b
fix x y z range z 0
fix x y range x 0
fix x y range x 10
fix x y range y 0
fix x y range y 10
ini density 2000
set gravity 0 0 -10
model e
prop b 2e7 s 1.5e7
solve
def gets
sigm1=z_sig1(z_near(6,5,5))
sigm3=z_sig3(z_near(6,5,5))
end
gets
print sigm1
print sigm3
得出如下结果
这样的话就是z_sig1小于z_sig3了.怎么会这样??