oval manhole jointing

英 [oval manhole jointing]
美 [oval manhole jointing]

中文释义

椭圆人孔垫圈

单词分析

单词结构：

oval manhole jointing

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：oval manhole jointing
  • 核心含义：椭圆人孔垫圈

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更新时间：2025-03-16 05:44:04