freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

外文翻譯---用后耐火材料的再生利用-文庫吧在線文庫

2025-02-17 02:34上一頁面

下一頁面
  

【正文】 材料的原材料循環(huán)利用的。D Bao steel MgO80768077 C12141114Cold rush Strength /M Pa60526052Bulk Density/ (g 2) an thraco silicosis caused by crystalline silica dust。 cm 3)Apparent porosity/%Cold crush strength /M PaAdded ratio of magnesiachrome brick used /%70Baosteel developed used magnesiachrome brick for RH before 10 years, 20% used magnesia2 chrome brick was added into gunning mix for RH, and achieved favorable service result. Reproducing magnesia chrome brick is researched recently. Experimental result is shown in table 2. We have studied on AMC brick and ASC castable with AMC brick used for ladle and ASC castable used for iron runner system.3 ProspectUsed refractories can reduce the cost of raw material for refractories and metallurgy auxiliary material. The reuse ratio on of used refractories is very low in Bao steel at present。2 用后耐火材料在中國的現(xiàn)狀寶鋼注重用后耐火材料的循環(huán)再生利用,他們使用用后的耐火材料,這樣可以降低成本、提高效益、保護環(huán)境和推進事業(yè)水平。3 前景用后耐火材料的再利用可以降低原材料的成本和降低冶金工業(yè)耐火材料的輔助材料。 cm 3)顯氣孔率/%3232熱震穩(wěn)定性/M Pa13121312加用后鎂碳磚的比例/%97978080使用再生的鎂碳磚的三百噸的鋼包渣線的壽命從二十爐延長到八十二爐,因此再生鎂碳磚的達到了原來的性能。扼要介紹
點擊復制文檔內(nèi)容
公司管理相關推薦
文庫吧 www.dybbs8.com
備案圖鄂ICP備17016276號-1