drill piles in construction
基本解释
- 打夯
英汉例句
- Serious necking quality problems often appear when the CFG piles construction technology of long spiral drill pipe by pump pressure apply in some disturbed sensitive soil areas of Taiyuan.
長螺鏇鑽琯內泵壓CFG樁施工技術在太原部分地區擾動敏感性土中應用時，常出現嚴重縮逕質量問題。