excavation and support

短语词组

短语

• rock excavation and support 洞室围岩开挖与支护
• excavation and support scheme 开挖及支护方案
• excavation and support sequence 施工时序
• excavation and support technology 掘支技术
• Tunnel excavation and support 隧道开挖与支护
• excavation and support processes 开挖支护过程
• foundation pit excavation and support 基坑开挖与支护
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