piling rig

名词 n.
中文释义

英文释义

名词 n.
  1. A large crawler track-mounted drill used in foundation projects which require drilling into sandy soil, clay, silty clay, and similar environments. Such rigs are similar in function to oil drilling rigs.
    — Contractor Balfour Beatty is working around the clock to repair the structure, with a piling rig brought from Inverness.

词形变化

piling rigs plural
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