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以青河县萨尔托海北干渠防渗项目为例,在C20砼预制板制作过程中应注意的工艺、程序、参数等方面的质量控制。
Taking the Northeastern Canal seepage control project in the Salto County of Qinghe County as an example, the quality control of process, procedure and parameters in the production process of C20 concrete prefabricated slab should be taken as an example.