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求購碳化硅

關(guān)鍵詞 碳化硅|2013-07-04|碳化硅
  • 分類：普通磨料>碳化硅
  • 價格：面議
  • 單位：噸
  • 求購數(shù)量：大量求購
  • 有效期： 長期有效
  • 發(fā)布人：zyl(個人會員)
  • 注冊日期：2011-05-13
求購碳化硅，要求質(zhì)量保證，歡迎洽談合作
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