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- graphitic nitralloy 石墨氮化,石墨体氮化钢
- Any of various, often graphitic compositions used as the writing substance in pencils. 铅芯通常指含有石墨成分的铅笔用的书写物质
- The carbon nanotubes consist of one or up to dozens of graphitic shells seamlessly wrapped into a cylindrical tube. 碳纳米管是由单层或多层石墨片卷曲而成的无缝纳米级管状壳层结构。
- By this procedure,long nanocables having an iron carbide core and a graphitic shell were fabricated. 如用这种方法可以得到很长的具有电缆型结构的纳米炭,在其中具有单晶结构的炭化铁形成了电缆的金属芯。
- The steel ingot mold made of vanadium titanium vermicular graphitic cast iron has the best comprehensive property. 钒钛蠕墨铸铁是一种新型的工程结构材料,用钒钛蠕铁制造钢锭模具有良好的综合性能。
- S. Iijima,” Helical microtubules of graphitic carbon”. Nature, Vol. 354, pp. 56-58(1991). 成会明,纳米碳管制备、结构、物性及应用,化学工业出版社:北京,第11页(2002)。
- Iijima S,” Helical microtubules of graphitic carbon”. Nature, Vol. 354, pp. 56-58(1991). 成会明,纳米碳管制备、结构、物性及应用.;化学工业出版社:北京,第11页(2002)。
- Also, a certain percentage of the ends of CNTs was found open due to the oxidation on graphitic sheets. 常规的方法是将样品分散于酸溶液中(硝酸或硫酸)煮沸,但这不可避免破坏了碳纳米管原来的定向性。
- All the bolts and screw holes of flanges must be supplied with graphit and moly bdenum disulphide to prevent. 由于吹灰器所处环境恶劣,所有法兰的螺栓、螺母的螺纹表面应涂抹石墨油脂或二硫化钼油脂加以保护。
- The results show that the brushes obtained have good conductivity, lubricity and lower noise compared with those from normal graphitic powders. 与以石墨粉为原料制备的电刷相比,由高温处理的石墨粉制得的电刷具有优良的导电性、润滑性及较低的运行噪音。
- The retention mechanism of dencichine on a porous graphitic carbon column seems to be mainly hydrophobic interaction according to the study. 对三七素在石墨化碳柱上的保留及其影响因素的研究结果表明:三七素在石墨化碳柱上的保留机理仍主要是疏水相互作用。
- After application examples, the deposit principles of graphitic synthetic and the preventive measures and application were introduced. 通过应用实例,介绍了石墨合成炉的结垢机理,预防措施及应用效果。
- Mesophase pitch based carbon fibres can have high thermal conductivity due to the highly extended graphitic crystalline structure along the fibre axis. 中间相沥青炭纤维由于其石墨晶体结构沿纤维轴高度择优取向,具有极高的热导率。
- The semi graphitic side carbon block is advised because it can not only assure the required cell profile but also reduce the heat dissipation. 半石墨质类型的侧部炭块能够在保证形成满足要求的槽膛内形时降低热量损失,建议采用这类侧部炭块;
- A choicing suspend agent and treatment process were introduced.Suspend casting process of graphitic steel roller was introduced also. 介绍了悬浮剂的选择及其加入方式,以及石墨钢轧辊的悬浮铸造工艺。
- The results of Raman scattering measurement showed us that there exist graphitic ribons within the single partile of CRF aerogel. 采用高分辨率透射电镜观察气凝胶的纳米显微结构;
- Metal ions accelerated the structural transformation from the turbostratic microstructure of PAN carbon fibers to a graphitic structure. 另一方面使碳纤维的缺陷增加,抗拉强度降低。
- It can be used to poiduce filling ring, graphit, strips, sealing mat, complex board, cylinder mats, etc. 可制做各种石墨填料环、带材、密封垫片、复合板、汽缸垫等。
- They showed the highest tensile strength and thermal conductivity, and can be semi-conductive or metallic depending on how the graphitic sheets are rolled up. 它们具有最高的轴向强度和导热系数,并且随着石墨层片卷曲方式的不同,既可以是导体,也可以是半导体。
- The crystal graphitic stripes were observed from HRTEM for Fe doped DF microspherical carbon aerogels and the value of d002 is 0.337nm, which is very close to the theory value. 结果表明,经催化石墨化的炭气凝胶具有非常规则、有序的石墨化条纹,其层间距0.;337nm,接近石墨的理论值。