bouldery

1. When used to install large diameter bored piles in bouldery formation, the method exhibits fully such technical advantage as high hole completion efficiency, good quality, little environmental pollution and is an advance of the domestic pile foundation drilling technology.
   在卵砾石层中施工大口径钻孔桩，该工法充分显示出成孔效率高、质量好、环境污染小等技术优势，是国内桩基工程施工技术的新发展。
2. Pile hole construction technique in deep bouldery formation
   深厚卵砾石层桩基成孔技术

adj

1. abounding in rocks or stones
   1. rocky fields
   2. stony ground
   3. bouldery beaches

   Synonym:    rockyboulderedstony