Z is zero. Now, let's see what Strokes says.

z是0现在看看Stokes定理是怎么说的。

youdao

But now it looks like some function of x,y, z equals zero.

但是现在它看起来像x，，y，，z，的函数等于，0。

youdao

But now it looks like some function of x,y, z equals zero.

但是现在它看起来像x，，y，，z，的函数等于，0。

youdao