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来源:雅诚德英语网
So, that means that the double integral for flux through the top of R vector field dot ndS becomes double integral of the top of R dxdy.
这就是说通量的二重积分,顶部R?ndS的二重积分,变成了Rdxdy的二重积分。
So, that means that the double integral for flux through the top of R vector field dot ndS becomes double integral of the top of R dxdy.
这就是说通量的二重积分,顶部R?ndS的二重积分,变成了Rdxdy的二重积分。