The joint grouting techniques in roller compaction concrete structure is one of the most important works in dam building technology.
在碾压混凝土结构中进行接缝灌浆，是目前坝工研究的重要技术问题。
The joint grouting techniques in roller compaction concrete structure is one of the most important works in dam building technology.
在碾压混凝土结构中进行接缝灌浆，是目前坝工研究的重要技术问题。
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