设计结果表明，利用旋转椭球面进行大口径取样镜设计可以使焦斑测量具有极高的准确性。

From the result we can see that using this method we can get high accuracy in the focal spot measuring.

youdao

设计结果表明，利用旋转椭球面进行大口径取样镜设计可以使焦斑测量具有极高的准确性。

From the result we can see that using this method we can get high accuracy in the focal spot measuring.

youdao