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南京航空航天大学开发的一个类Unix和Linux的操作系统,好不好看看就知道了,

This is pdfTeX, Version 3.14159-14h-released-20010417 (Web2C 7.3.3.1) (format=pdflatex 2003.2.18)  6 NOV 2005 21:06
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Type <return> to proceed, S to scroll future error messages,
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Here is how much of TeX's memory you used:
 7 strings out of 50453
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 3102 multiletter control sequences out of 10000+25000
 3640 words of font info for 14 fonts, out of 400000 for 1000
 14 hyphenation exceptions out of 10000
 3i,0n,1p,32b,6s stack positions out of 3000i,500n,3000p,50000b,5000s
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