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bolt core短语解释_bolt core词组用法_bolt core短语词组_沉淀汉英词典
沉淀汉英词典

bolt core

B 开头单词

短语词组

    短语

  • embedded bolt core 补砂芯
  • core bolt 锚定螺栓
  • hollow core rock bolt 空心岩栓
    • 返回 bolt core