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送交者: gentleWave 于 December 25, 2008 08:16:59:
回答: 我们的大大头儿说石油业的危机很快就会过去的. 由 CHEERIOS 于 December 25, 2008 08:07:15:
the 20 years cycle matched more or less historical data. but with new demand from china/india, that long cycle may no longer apply.