查询词典 nano

Further study showed that quanta size effect is the reason of ultraviolet absorption and blue shift ofabsorption peak.The prepared nano-ZnO was used in NR-SBR-BR composites, the investigation showed that the vulcanization would be proponed when very small amount of nano-ZnO was added. However, as more nano-ZnO was added and the smaller the particle size was, the shorter the vulcanization time was.

用几种不同粒径的纳米氧化锌取代普通氧化锌，应用于以NR-BR-SBR为基体的橡胶复合材料中，研究了不同粒径的纳米氧化锌对橡胶复合材料硫化时间、常规力学性能、耐老化性能及摩擦磨损性能的影响并与加入普通氧化锌的传统橡胶体系进行了 l厂b文通人学顾＊咐穴生学位沦义摘罗比较。

Ceramic bearings can produce oxidation-ho, silicon carbide, silicon nitride and so on, diameter from 3mm-50mm, precision Machinable P0, P6, P5 level; its performance characteristics are: high temperature, oil-free self-lubricating, acid, alkali and salt corrosion , wear resistance, low noise, insulating diamagnetic, since high-speed operation; metal nano-ceramic bearing its production process for a new generation of high content of nano-particles in the heat and pressure infiltration of metal surface is activated to fill the cracks and pits the metal so that 3-5 micron metal surface is more smooth solid surface, greatly reduce the friction, improve Chennai base metals, and greatly increased the life span of bearings, and its characteristics are: long life (as an ordinary stainless steel bearings 2 -- 10-fold), low noise (as an ordinary stainless steel bearings, 70%), wear-resisting, acid, alkali, salt corrosion, high temperature, load large; ceramic bearing and metal nano-ceramic bearing design and development to meet the needs of the market for high-speed, low - noise, high load, the demand for corrosion-resistant; Machinery Production Department to produce aircraft rod end joint bearing, linear guide bearings, the fuel tank of earrings, plastic bearing, non-standard side bearing components, glass door hardware, such as high-precision control products; and provide CNC machining.

陶瓷轴承可生产氧化镐、碳化硅、氮化硅等，内径从3mm-50mm，精度可加工P0、P6、P5级；其性能特点为：耐高温、无油自润滑、耐酸、碱、盐腐蚀、耐磨、低噪音、绝缘抗磁、起高速运转；金属纳米陶瓷轴承其生产工艺为新一代的高含量纳米级微粒在热和压力的作用下被激活渗入金属表面，填补金属缝隙和凹坑，使金属表面3-5微米表面更光滑坚固，大大降低其摩擦力，提高金属的奈酸碱性，并大大提高了轴承的寿命，其特性为：长寿命（为普通不锈钢轴承的2-10倍）、低噪音（为普通不锈钢轴承的70%）、耐磨、耐酸、碱、盐腐蚀、耐高温、负载大；陶瓷轴承与金属纳米陶瓷轴承的设计开发以满足市场对高转速、低噪音、高负载、耐腐蚀的需求；机械生产部以生产机杆端关节轴承、直线导轨轴承、油缸耳环、塑料轴承、非标端轴承零部件、玻璃门控五金等高精度产品；并对外提供数控加工。

Re-sults:it was shown that Nano MgO had excellent germicidal efficacy to the Escherichia coli and Staphylococcus aureus.To such spore as Bacillus subtilis var.niger spore,Nano MgO also produced good germicidal effect.It was proposed that abrasiveness,alka-linity,electrostatic attraction,and oxidizing power of nano MgO all combined to promote these biocidal properties.

结果： ①纳米氧化镁能有效杀灭大肠杆菌，对枯草杆菌黑色变种芽孢也有显著的杀灭效果；②纳米氧化镁对金黄色葡萄球菌和枯草杆菌黑色变种芽孢有很好的抑菌作用；③纳米氧化物的磨蚀性、碱性、氧化性以及对微生物的静电吸附使它具有抑菌和杀菌作用。

The dispersing behaviour and dispersing law of nano-TiO2 in HEPS were studied. It is found that the particle size of nano -TiO2 rises up as content of coupling and nano-TiO2 is in creased,or as shear rate is decreased.

对纳米TiO_2在HIPS的分散行为进行表征，并研究其分散规律，发现纳米TiO_2在HIPS的分散，随偶联剂用量、纳米TiO_2含量的增大及剪切速率的降低，体系中的纳米TiO_2特征粒径随之增大。

For example, at the same content of nano-SiO〓, the average particle size of nano-SiO〓 treated with the silane coupling agent in ball mill was 97 nm, while the average particle size of nano-SiO〓 treated via ultrasonic dispersion reached 90nm.

在相同纳米SiO〓含量下，干法处理时，填料在基体中的平均粒径为97nm，一般湿法处理时，填料的分散粒径为90nm，硅烷偶联剂/分散剂复配处理所得填料在基体中分散效果最佳。

The results indicated that, when dissolved oxygen concentration varied from 6 mg/L to 9 mg/L, turbots in nano-metre pure oxygen system were higher on growth, survival rate and feed conversion efficiency than those of air system; A farming trial was conducted to determine growth difference of turbot between pure oxygen and air system. Length growth, weight growth, survival rate and FCE were better in nano-metre pure oxygen system than air system. The results suggested that nano-metre pure oxygen was better than aeration in turbot farming system when dissolved oxygen concentration was from 6~9 mg/L.

结果表明，微米纯氧Ⅰ组大菱鲆的体重增长、成活率、肥满度及饵料转化率高于机械增氧组；微米纯氧Ⅱ组各指标低于机械增氧组。7个月的大规模生产试验（800 m2水面，溶解氧6~9 mg/L）表明，采用微米纯氧气泡增氧养殖大菱鲆，各测定指标均显著高于机械增氧，可以加快大菱鲆生长，提高成活率和饵料转化率。

TEM observation showed that the morphology of γFe〓O〓 nano-crystals was plate-shaped and Co〓O〓 nano-crystals consisted of small spherical particles and nano-wires.

TEM观察显示γ-Fe〓O〓纳米晶为片状结构，Co〓O〓纳米晶则是由晶态的球形小粒子和非晶的线形小粒子两部分组成。

By means of magnetically controlled reaction and sputtering process, metal tin is oxidized, and tin oxide film in nano level is formed on silicon chip and further oxidized and annealed to form the nano crystal particle tin oxide film. The nano crystal particle tin oxide film has the features of great specific surface area, homogeneous thickness, high surface smoothness, high sensitivity, high stability and others.

本发明采用磁控反应溅射方法使金属锡氧化，在硅片上生成锡的纳米量级氧化物薄膜，再进一步氧化、退火，即可制造出纳米晶粒氧化锡薄膜，该氧化锡纳米敏感薄膜具有氧化锡颗粒度小，比表面积大，厚度均匀等特点，且表面平整度高，在100倍显微镜下观察没有裂痕，有利于提高气敏传感器的灵敏度和稳定性，通过溅射时间严格地控制膜厚，可重复性高，适合于批量生产。

To investigate the applications of nano-silver colloid in conductive silver film,the nano-silver colloid was synthesized using ascorbic acid reduce silver citrate nano-emulsion in the presence of polyvinylpyrrolidone as a protected agent.

为了合成纳米银胶并考察其在制备导电银膜方面的应用性能，在聚乙烯吡咯烷酮保护下，利用抗坏血酸还原柠檬酸银纳米乳液，合成了纳米银胶，并将其用迈耶棒涂布在支持体上制备了纳米导电银膜。

Modified nano SiO2/PA6 composite plastics were prepared by melt compounding method. The effects of dosage and grain diameter of nano SiO2 on the mechanics performances,heat resistance and barrier ability of nano SiO2/ PA6 composite plastics were studied.

采用熔融共混法制备改性纳米SiO2/PA6复合塑料，研究了纳米SiO2用量及其粒径对SiO2/PA6复合PA6力学性能、耐热性能和阻隔性能的影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。