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- Using Si_3N_4,Al_2O_3,SiC and SiO_2 as raw materials,the sintering process of Al_2O_3-SiC-Si_3N_4 composites is studied at reduction atmosphere and the microstructure and phase change of the composites are analyzed by means of SEM,EDX and XRD . 以Si3N4,Al2O3,SiC及少量SiO2为原料,研究Al2O3-SiC-Si3N4复相材料在埋炭条件下的反应烧结过程,并借助SEM,EDX和XRD对其微观结构和物相变化进行了分析。
- The coke phenomena have been discussed in the reductive atmosphere on different temperatures. 讨论了不同的炉温下，在还原性气氛的条件下的结焦现象。
- The ilfluence of Reduction Atmosphere on New Dry Process Kiln 还原气氛对新型干法窑的影响
- The effects of reducting atmosphere and firing temperature on the sintering synthesis of hercynite clinker were studied using special grade bauxite and iron scale powder as main starting materials. 研究了以特级矾土和铁鳞为原料,采用烧结法合成铁铝尖晶石时,还原气氛和烧结温度的影响。
- The meeting is gone on in very friendly atmosphere. 会议在非常友好的气氛中进行。
- That film creates an atmosphere of menace. 那部影片营造出吓人的气氛。
- Danger lurked in the atmosphere. 氛围中隐藏着危险。
- The plants drink in moisture from the atmosphere. 植物从大气中吸取水分。
- oxidative and reductive atmosphere 氧化还原氛围
- The reduction of unemployment should be paramount. 降低失业率应是头等大事。
- The atmosphere over dinner was warm and friendly. 用餐时洋溢著热情友好的气氛。
- The atmosphere was reminiscent of spy movies. 那气氛使人联想起间谍电影。
- The atmosphere is really festive and friendly. 气氛真是欢乐而友好。
- The atmosphere of the city is very much polluted. 那个城市的空气受到严重污染。
- The talk was conducted in a cordial atmosphere. 会谈是在热情友好的气氛中进行的。
- The ancient palace has a lot of atmosphere. 这座古老的宫殿很有魅力。
- The peoples are in a festal atmosphere. 各族人民都沉浸在节日的气氛之中。
- Petrol fumes from car engines poison the atmosphere. 汽车引擎排放的汽油烟气毒化着大气。
- The forthcoming talk hold out the hope of real arms reduction. 即将举行的会谈给实现真正的裁军带来了希望。
- Keywords cobalt;zirconia;reduction atmosphere;hydrogen;carbon monoxide;syngas;Fischer-Tropsch synthesis; 钴;氧化锆;还原气氛;氢气;一氧化碳;合成气;费托合成;
