Durability of concrete in salt lake Ⅰ:Influences of desiccation and carbonation;
盐湖地区干燥气候和碳化(作用)对混凝土强度和耐久性的影响
Experimental research on mechanical performance of steel fiber reinforced concrete under the carbonization;
碳化(作用)下钢纤维混凝土力学性能的试验研究
Application of gradation-carbonization process in Production of Coarse-grained Tungsten Carbide;
钨粉分级在粗晶碳化钨粉生产中的应用
Fundamental and application of cellular automata on concrete carbonization;
细胞自动机原理及其在混凝土碳化模拟中的应用
Molybdenum carbide catalysts were prepared through temperature-programmed carburization of molybdenum trioxide with CH4/H2 gas mixture and characterized by XRD,BET,SEM,and XPS.
MoO3在CH4/H2气氛中程序升温还原碳化反应制备了Mo2C催化剂,用XRD、BET、SEM、XPS进行了表征。
The causes and mechanism of both carburization and dusting, and carburization kinetics were discussed by means of Grabke Model.
采用扫描电镜、X射线衍射、差示热分析(DTA)等方法对Ni Cr/BN混合粉末在1250℃烧结时发生的碳化和粉化行为进行了分析,借用Grabke的模型探讨了这种现象产生的原因和机理,并进行了碳化动力学的讨论,提出了预防产生这种现象的措施。
Synthesis of ultrafine WC-Co powders was investigated using WO_3, Co_3O_4 and graphite powders as starting materials by high energy ball milling followed by reduction and carburization.
研究了WO3、Co3O4和石墨混合粉末经高能球磨活化后再分步进行还原和碳化反应制备超细WC Co粉末的过程。
1D and 2D carbonation of fly ash concrete under flexural stress;
弯拉应力作用下粉煤灰混凝土的1D和2D碳化
Influence of freeze-thaw action on carbonation of concrete materials;
冻融前后混凝土碳化性能试验研究
Energy-saving ways for the production of lightweight magnesium oxide by carbonation of dolomite;
白云石碳化法生产轻质氧化镁的节能途径