Easily installed, no need basis etc. prefabricate assembly.
压缩机的安装简便, 无需基础等预制装配.
According to the analyses of forming causation of air bladder and sand grain at concrete surface of railroad bridge, this paper studies it from five aspects of bridge prefabricate craftwork, and puts forward relevant prevention technique measure.
通过对铁路桥梁混凝土表面气泡和砂纹形成原因的分析,从桥梁预制工艺5个方面进行试验研究,并提出了相应的防治技术措施。
On the Quality Control over the Prefabricate Simple Box Girder Reinforcing Bar Engineering on Railway Line for Passenger Traffic
客运专线预制简支箱梁钢筋工程质量控制
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