According to climate data(1970~2000) in the northern farming and pastoral area, the climate change cycle, trend and grassland climate productivity about 30 years were analyzed.

根据北方农牧交错带（定西县1970～2000年）的气候资料，分析了该地区30年来气候变化周期、趋势及其草地气候生产力的变化。

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Williams notes that when he picked up coverage of the company last year, he noted that the company was a likely beneficiary of both the retail self-service trend and an ATM upgrade cycle.

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Instead, gold has behaved more as a risk asset, bought by momentum investors who like its recent trend and believe in the commodity bull cycle.

ECONOMIST: Gold is a useful hedge��but only for a fortnight

Like any new trend, gamification will move through the hype cycle from the peak of inflated expectations into the trough of disillusionment.

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