1) support of hole wall
孔壁支护
1.
The paper analyzes briefly the application condition of technology for artificial hole digging by combining many examples of work,and the application of technology for artificial hole digging in bridge work is discussed from the aspects of construction scheme of the work,digging of hole and pile,support of hole wall and filling of concrete pile body.
结合工程实例,对人工挖孔桩适用条件进行了简要分析,并从该工程的施工方案、桩孔开挖、孔壁支护及桩身混凝土的灌注等几个方面探讨了在桥梁工程中人工挖孔成桩技术的应用。
2) Hole and protect the wall
钻孔护壁
3) pass pile protective wall
孔桩护壁
4) borehole wall protection
孔壁保护
5) thin wall support
薄壁支护
6) supporting without back fill
离壁支护
补充资料：孔壁
1.孔子故宅的墙壁。据传古文经出于壁中，故着称。 2.指孔壁古文经书。
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