This study revalidated the four-dimension structure of prosocial behaviors in Chinese adolescents, and developed an appropriate prosocial behavior Scale for adolescent.

本研究再次验证了青少年亲社会行为概念表征的四维模型，编制了适合测评我国青少年亲社会行为的量表。

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The result of confirmatory factor analysis supported the two-dimension structure of optimism-pessimism.

验证性因素分析的模型比较结果支持乐观悲观二维结构；

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The stored library was organized in two grades and 3-dimension structure, and a PCR screening system with high efficiency was built.

整个文库以两级3维的结构保存，建立了高效快速的PCR筛选系统。

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When light passes through, it behaves as a dimension of time, with the cobalt structure providing the foundation for two dimensions in space.

ENGADGET: Alt-week 2.2.13: SpaceLiners, building a brain and the man made multiverse

In a matrix structure, responsibility for the products goes up and down one dimension and responsibility for the markets goes up and down another.

ECONOMIST: Idea