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jccqqqqq:中轴线在棱镜中走的距离就是厚度,对吗? (2015-07-02 15:20) ];$L &5^
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phoenixzqy:等效成平板玻璃就行。不过棱镜展开厚度别算错了。 (2015-06-28 10:17) 20 h, ^
big_bear:非常感谢 (2015-06-28 14:50) ZDYJ\ }=
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