这样矛盾着的两个方面得以并存有赖于条件性的转移和超越。

Its two sides can co-exist, depending on its transfer and transcendence.

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通过对上证指数的统计分析表明，上证指数的收益率分布表现出非正态性，并存在自回归条件异方差的特征。

According to statistical analysis on Shanghai stock index, the distribution of the rate of return is non-positive skewed, and there exists an autoregressive heteroskedasticity in the rate of return.

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教师需要多种角色并存，在混合学习中综合运用，为学生提供有利的自主学习条件。

Multiple roles should coexist and synthesize the application in the blended learning environment, providing the condition for students to benefit from the learning autonomy.

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