青云翻译

This study closed cracks in concrete construction technology and pouring materials research and technology through the analysis of crack closure and the corresponding process test, to determine the impact of factors affecting the quality of crack closure and extent of, the corresponding quality of t

This study through to closure construction technology of concrete crack and crack pouring materials research, and analysis through the technology of closed cracks and corresponding technology, determine the extent and influence factors of influencing the quality of crack closure, the corresponding k

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This study will be closed through the technology of construction of concrete cracks and irrigation sewing materials for study and investigation, and, through the closed fracture processes for analysis and the corresponding process testing closed cracks quality impact, identify the factors affecting

This study through to closure construction technology of concrete crack and crack pouring materials research, and analysis through the technology of closed cracks and corresponding technology, determine the extent and influence factors of influencing the quality of crack closure, the corresponding k