This paper analyzes the reasons of shift cycle for the common 3-parameter-controlled optimal-power shift schedule.

通过分析通常最佳动力性换档规律产生循环换档的原因，提出一种改进的动态三参数最佳动力性换档规律。

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In order to avoid shift cycle in the process of fuzzy control for automatic transmission shift, a new fuzzy control strategy was designed.

针对自动变速器模糊控制换挡过程中的换挡循环问题，设计了一种新的模糊控制策略。

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This shift means that the usual relationship between America's business cycle and commodity prices may change. Past American recessions have sent the prices of oil and other resources down.

这种格局变化意味着大宗商品价格与美国经济周期同步波动的历史可能改变，美国衰退已不大可能会引致油价下跌。

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Ghai notes that he has been cautious on the provider of enterprise wireless networking gear ahead of an expected upgrade cycle in expectations that a shift to the higher speed 802.11ac standard could cause a pause in the market.

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Fortunately for him, several years later a shift in clan enmities and alliances ended the whole cycle of revenge killings and united both clans against a common enemy, a neighboring tribe.

NEWYORKER: Vengeance Is Ours

The Amazon forest provides a relevant example: due to the interaction of deforestation, fire and climate change, it is predicted that the Amazon could undergo a widespread dieback in the future, with parts of the forest moving into a self-perpetuating cycle of more frequent fires and intense droughts, leading to a shift to savanna-like vegetation.

FORBES: The Future of Life On Earth: A Two-Part Discussion