This paper introduces the construction of precast yard, and expounds the equipment matching technology for the precast of single box-beam.

介绍了预制厂建设，叙述了单箱梁预制设备配套技术。

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The deformation of pre-site base is so strict because pre-Box games and handling machine is very heavy in precast yard and the pre-site base is soft.

由于预制场预制的箱梁和搬运机重量很大，而预制场地基属于软土地基，所以在变形上要求严格。

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From the yard one can go down the precast concrete steps, around the house and into the garden and onto a large patio terrace.

从院子能走下预制水泥台阶，台阶在房屋周围，进入花园，上到大型庭院露台。

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From the yard one can go down the precast concrete steps, around the house and into the garden and onto a large patio terrace.

从院子能走下预制水泥台阶，台阶在房屋周围，进入花园，上到大型庭院露台。

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