1) square pile excavations
矩形挖孔桩
3) egg shape pile
卵形人工挖孔桩
4) large aperture rectangle pile
大孔径矩形桩
1.
Excavation of deep foundation pile is a frequently difficult technical problem related in municipal construction in recent years, especially the methods of excavation and measure of retaining in the excavation of soil layer of large aperture rectangle pile, which all lead a higher requirement to the excavation of deep foundation.
深基坑桩孔开挖是近几年城市建设中经常涉及的技术难题,尤其是大孔径矩形桩土层开挖所涉及的开挖方法和支护措施,都对深基坑开挖提出了更高要求。
5) pile hole's excavation
桩孔开挖
6) excavation pile
挖孔桩
1.
Construction technology of excavation pile under complex topographical and geological conditions of Xiaoqun Bridge by river;
小群沿江桥复杂地形地质下的挖孔桩施工技术
2.
The application of controlled blast in excavation pile construction;
控制爆破在挖孔桩施工中的应用
3.
In valley multi-karst caves area,manpower excavation pile may effectively avoid blocking up the hole and leaking the muddy.
在丘陵多溶洞地区,挖孔桩可有效地避免塌孔以及漏浆现象。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条