drill piles in construction
常见例句
- 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。 返回 drill piles in construction