Non-borrow pile-sinking by guiding hole的意思|示意
美 / /
英 / /
导孔无借沉桩
Non-borrow pile-sinking by guiding hole的网络常见释义
非取土引孔沉桩 能工基础 关键词：非取土引孔沉桩，浅层密实砂层，挤土效应 [gap=1042]Key words: Non-borrow pile-sinking by guiding hole; shallow close sand; squeeze effect