yes. one can use unique sequential number to do the same thing



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送交者: xj 于 2005-3-22, 12:49:59:

回答: 19842015? For a country w/ population of over 200 million, it's more 由 mangolasi 于 2005-3-22, 07:45:08:

as long as the whole dataset is centerized.





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