开挖工程
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engineering excavating 工程开挖
underground engineering excavating 地下工程开挖
underground engineering excavating disaster 地下工程开挖灾害
The research results were used in cutting slope blasting excavating engineering, which makes blasting design project optimize and improve economy, social and safe benefits.
把层状复合岩体爆破损伤的研究成果运用到路堑边坡爆破开挖工程实践中，优化了爆破设计方案，取得了较好的经济、安全和社会效益。
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