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单词 tight manhole cover
释义
tight manhole cover
  • 简明释义
  • 紧密窑井盖
  • 网络释义
  • 1

    ?紧密窑井盖

    ... Water tight manhole plate 水密人孔板 tight manhole cover 紧密窑井盖 Oil tight manhole plate 油密人孔板 ...

  • 2

    ?检查井密盖

    ... 风雨密盖 weather proof cover 检查井密盖 tight manhole cover 降钙素(密盖息) calcitonin ...

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更新时间:2025/1/24 5:33:39