Objective:To study the effects of early rehabilitation on range of motion(ROM) of the knee joint surgery after fracture.

目的：比较膝部骨折术后不同时期介入康复治疗对关节活动范围（ROM）的影响。

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The study on effects of liquefied zone on surface ground motion and seismic response of buildings is one of the very important subjects in the engineering of earthquake-resistance of structure.

液化土层对地面运动及结构地震反应的影响是工程抗震领域中非常重要的课题之一。

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The Motion Picture Association of America is already working on its own economic study of the harmful effects of file sharing, to be completed this autumn.

ECONOMIST: The good and bad of internet file-sharing