hole-drilling pouring stake

• 钻孔灌注桩

hole-drilling pouring stake的用法和样例：

例句

1. The bored pile-group is used for the foundation of the main pylon piers and a drilling platform will be used as temporary facilities for construction of the pile foundation.
   主塔墩基础采用钻孔灌注桩群桩基础，采用钻孔平台作为桩基施工临时设施。