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chromium gear steel造句

"chromium gear steel"是什么意思   

例句與造句

  1. Chromium gear steel
    齒輪鉻合金鋼
  2. It's difficult to find chromium gear steel in a sentence. 用chromium gear steel造句挺難的

相鄰詞匯

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  6. "chromium group"造句
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  8. "chromium hexacarbonyl"造句
  9. "chromium hexafluoride"造句
  10. "chromium hydride"造句
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