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ahopid


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Answered
二重积分问题。
表达式里不能代入一个函数句柄 R4,而是代入函数表达式 R4(w,d)。另外,函数定义里使用向量化运算 .* ./ .^ r=15;E=20000;v=0.25;z=40;C=56;D=32.32;q=-0.45;%基本量 R4=@(w,d)...

3 years ago | 0

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