hongzou 发表于 2004-6-9 22:28:00

[求助]

<P>我是外行，请教各位专家几个英文单词的翻译和各自的含义：</P>
<P>scratch/dig</P>
<P>edge chips</P>
<P>rack marks (Coating rack marks not to interfere with clear aperture)</P>
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