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- Under the same heating rate, the crystallization temperature of Ni P UFD composite coating is lower than that of Ni P coating, while the peak temperature of the two electroless coating are well matched. 在相同的加热速率下 ,Ni P UFD复合镀层晶化的起始温度均低于Ni P镀层 ,但峰值温度与Ni P镀层相当 ;
- P W l s h t. H i w a l b s a a p t. 赵:王教授今天穿了一件浅咖啡色的衣服,配了一个粉色的领带,看上去真精神。
- It is proved that electroless composite plating Ni P Si 3N 4 on piston ring is a new technology,which is worth application and dissemination. 结果表明:活塞环化学复合镀Ni-P-Si3N4是一种值得推广应用的新型工艺方法。
- The Industrial Minerals Handbook, Harben P W, 1995,England. 非金属矿产开发应用指南,郑延力等,1992,西安:陕西科学技术出版社。
- Therma fatigue behaviors of Ni base alloy chromium carbide composite coating made by a vacuum fusion sintering method are discussed in this paper. 研究了用真空熔烧法制得的镍基合金-碳化铬复合涂层的热疲劳行为。
- The wear test of Ni based alloy-Cr/WC composite coating without lubrication is carried on a MM-200 pin-on disc wear tester and study wear-resisting property. 在MM-200型销盘式磨擦磨损实验机上,对Ni基Cr/WC复合涂层进行了无润滑的干磨擦磨损试验,研究其磨损特性。
- Abstract: Therma fatigue behaviors of Ni base alloy-chromium carbide composite coating m ad e by a vacuum fusion sintering method are discussed in this paper. 摘 要: 研究了用真空熔烧法制得的镍基合金-碳化铬复合涂层的热疲劳行为。
- This paper deals with the adhesive state of amorphous Ni P alloy plating using impact fracture test method and also measuring the adhesive strength of the plating quantitatively. 用金相冲击断口法研究了化学沉积非晶态镍磷合金层与基体的结合状况,并用扭转法定量测量了化学沉积合金层的附着强度参数。
- Bavor H J, Roser D J and Adcock P W, Challenges for the development of advanced wetlands for the development of Advanced wetlands technology.Wat Sci Tech..1995;32 (3): 13-20. 王姿文、林莹峰、荆树人、李得元,种植不同本土型水生植物之小型人工湿地净化污水之效能比较,第二十三届废水处理技术研讨会,1998。
- Zhao H J,Li P W,Li G M,Lu S G.Effects of fertilizer dressing on biochemical qualities in quality rape (B.napus.L)[J].Acta Agron.Sin.,1991,17(4):255-260. [9]赵合句;李培武;李光明;陆师国.;施肥水平对优质油菜种子生化品质影响的研究[J]
- Ni base alloy/WC composite coating 镍基合金/WC复合涂层
- The influences of heat treatment on structure micro hardness, static corrosion resistance in normal temperature and hot solution corrosion resistance of electroless Ni P and Ni Co P alloy coatings were studied. 研究了热处理对化学沉积Ni-P、Ni-Co-P合金镀层的组织结构、显微硬度、常温静态腐蚀性能和热溶液腐蚀性能的影响。
- A p c e t p w w f t t. 人们可以在等地铁的时候欣赏油画。
- The paper present the new developments of Ni-W coat, Ni-W-B coat, tungsten composite coat and tungsten brush coat etc. 介绍了镍钨镀层、镍钨硼(磷)镀层、含钨复合镀层和含钨电刷镀镀层等的研究与开发的近期进展。
- The results show that multiplayer Ni-Cr 2O 3 composite coating have a strong wear resistance. 结果表明 ,电刷镀多层Ni-Cr2 O3复合镀层具有良好的耐磨性。
- Based on this work, interlayer shielding composite coating gains more SE than 52dB between 3OMHz-I000MHz planewave. 在此基础上制备的层状复合屏蔽涂料获得了30MHz-1000MHz频段SE分贝值超过52dB的成果。
- Microstructure of the ceramal composite coating was characterized by SEM,XRD and EDS. 利用SEM、XRD和EDS等分析了涂层的显微组织和相组成;
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- The ceria content of the nanocomposite coating is more than that of the micron composite coating. 纳米复合涂层中氧化铈的含量高于微米复合涂层中的氧化铈含量;
- A Study on Fe Ni P Alloy Plating 铁-镍-磷合金电镀的研究