peg block rock bolt

英 [peg block rock bolt]
美 [peg block rock bolt]

中文释义

[矿业] 楔缝式锚杆

单词分析

单词结构：

peg block rock bolt

字母数：19

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  • 单词拼写：peg block rock bolt
  • 核心含义：[矿业] 楔缝式锚杆

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更新时间：2026-03-19 23:33:06