本文从设计、材料、施工三方面，详细分析了工程中预制楼板板缝开裂的原因。

This paper analyses causations of precast floor slab crack in engineering from the aspects of design, material and construction.

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本文论述了预制楼板板缝开裂的几种原因，并针对其原因提出了相应的防治措施。

This paper states several causations of slab crack in precast slab slot and puts forward relevant prevention measurements.

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本文从设计、施工、材料等方面论述了预制楼板板缝纵向开裂产生原因及防治措施。

This paper states the causes and prevention measure of longitudinal crazing of joints of pre - cast floor slab from the aspects of design, construction and material.

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