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- Keywords niobium compounds;catalysts;dynamics;phthalic anhydride;metal oxides; 铌化合物;催化剂;动力学;苯酐;金属氧化物;
- The results indicate that niobium compounds form during solidification, leading to the refinement of austenite grains.The mechanism of grain refinement has been investigated extensively. 提出:铌化物是在凝固过程中形成,具有细化奥氏体晶粒的作用,并分析研究了铌细化高锰钢奥氏体晶粒的机制。
- Keywords niobium;intermetallic compounds;two-phase alloys;oxidation behavior; 铌;金属间化合物;多相合金;氧化行为;
- Keywords niobium;microalloying;special steels; 铌;微合金化;特殊钢;
- Keywords niobium microalloying;hot-rolled ribbed bar;surface crack; 铌微合金化;热轧带肋钢筋;表面裂纹;
- Keywords niobium alloy;pack cementation;silicide coating;reactive diffusion; 铌合金;包渗;硅化物涂层;反应扩散;
- Keywords niobium;sulfochlorophenol S;spectrophotometry;iron ores and its slags; 铌;氯代磺酚S;分光光度法;铁矿及渣;
- Keywords Niobium Nitride Thermodynamics analysis Nitrizing technique of carbothermal reduction; 氮化铌;碳热还原氮化法;热力学分析;
- Keywords niobium suboxide;niobium monoxide;electrical property;electrolytic capacitor anode;anode oxide film; 低价铌氧化物;一氧化铌;电解电容器阳极;电性能;阳极氧化膜;
- Keywords niobium;tantalum;laser ablation;inductively coupled plasma mass spectrometry;fused glass; 铌;钽;激光剥蚀;电感耦合等离子体质谱法;熔融玻璃;
- Keywords niobium oxide;alumina;stannic oxide;magnesia-alumina spinel;ethylene oxide;hydration;monoethylene glycol; 氧化铌;氧化铝;氧化锡;镁铝尖晶石;环氧乙烷;水合;乙二醇;
- Keywords Niobium;Thiocyanate;Secondary amine;Extractive properties;Extraction mechanism.; 铌;硫氰酸盐;仲胺;萃取性能;萃取机理;
- Keywords niobium oxide;alumina;ethylene oxide;ethylene glycol;hydration;calcination temperature; 氧化铌;氧化铝;环氧乙烷;乙二醇;水合;焙烧温度;
- niobium compound 铌化合物
- Keywords niobium alloy;pack cementation;silicide coating;diffusion;high temperature oxidation resistance; 铌合金;包渗;硅化物涂层;扩散;高温抗氧化;
- Keywords niobium microalloyed low carbon steel;bainite transformation;bainite start temperature;proeutectoid ferrite; 铌微合金低碳钢;贝氏体相变;贝氏体转变开始温度;先共析铁素体;
- Keywords niobium;CCT（continuous cooling transformation）;solid solution;strain-induced precipitation; 连续冷却转变;固溶;应变诱导析出;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
- Some keywords in SQL are also reserved words. SQL中的一些关键字也是保留字。
