查询词典 graphite

The results showed that the flake graphite has greatest effect on the thermal conductivity and thermal diffusivity of cast iron, the second is vermicular graphite, the third is nodular graphite.

用激光脉冲法和比较法测量了不同种类铸铁300~1300K的热物理参数，并对铸铁热物性与显微组织的关系作了初步讨论。

Due to the change of graphite structure the solidification interface of vermicular graphite iron becomes cellular-like, and the solidification interface of nodular graphite iron is rather irregular.

因石墨结构的变化，蠕虫状石墨铸铁的凝固界面呈一种特殊的胞状形态，球状石墨铸铁的凝固界面极不规则。

AlTiN coating has inconspicuous anti-wear effect on carbide.(3) With the introduce of graphite chips bwteen the frictional surface, the effect of graphite chip on the sliding friction and wear behavior of frictional pair was studied. The results show that graphite chips can reduce the coefficient of friction and frictional temperature, and make the coefficient of friction decrease with the decrease of normal load and rise of sliding speed.

在硬质合金微铣刀高速铣削石墨的刀具磨损和破损研究方面，分析了石墨高速铣削过程中的摩擦学条件，揭示了涂层和非涂层硬质合金微铣刀高速铣削石墨的刀具磨损和破损形态及其机理，研究结果表明涂层早期剥落是涂层的早期破损形式，&抛光&磨粒磨损是涂层硬质合金微铣刀在稳定磨损期的主要磨损机理。

We can also produce the steel equipment to manufacture synthesis chlorhydric acid, that is: graphite synthesis furnace -graphite cooling tubes tower-graphite ejector pump.

本厂还可为用户生产用于制造合成盐酸的成套设备。即：石墨合成炉－石墨冷却管道系统－石墨降膜吸收器－尾气塔－喷射泵。

In this thesis, the concentration of graphite powder in the liquid nickel sulfamate and current density are chosen as parameters for composite electrodeposition of nickel and graphite powder. In addition, after electrodepositing, the graphite powder is oxidized into carbon dioxide through heating process for obtaining porous structure. Filter devices of various specifications can be made by controlling the hole dimension of the porous structure.

本研究为了制作出多孔洞结构，将在氨基磺酸镍电铸液中以不同的石墨粉浓度及电流密度为参数进行复合电铸，并且经由加热处理使石墨氧化成为二氧化碳以制造出多孔结构，根据这些多孔结构的孔径大小可以获得各种规格的过滤结构元件。

Reinforced expanded graphite sheet is comprised of expanded graphite sheet and various steel sheets such us tanged,flat or mesh.It has charcater of thermally stability,high strength and no cold flow etc.It is an ideal material of all kinds of reinforced graphite gaskets,engine heat gaskets etc.

增强石墨板又称高强石墨板是由膨胀石墨板与不同的冲刺、平面、或网孔钢板复合而成，它具有热稳定性，高强及无冷流性的特点，是各种增强石墨垫片、加工发动机垫片等的理想材料。

In the other hand, graphite carbon and SiC oxidizing produce CO、SiO〓 and in the same time CO separates graphite carbon partially, this effect will decrease decarburizing rate and corrosion rate for Al〓O〓-SiC-C brick. TiO〓 and SiO〓 protective layer forming and separating graphite carbon are the main factor of resistance smelting reduction molten slag-iron to corrode and the main feature of corrosion process.

Al〓O〓-C-SiC砖在侵蚀过程中，由于SiC氧化后产生CO，SiO，并析出碳和降低耐火材料气孔率及氧化形成的SiO〓成为保护膜，使熔体对耐火材料的侵蚀能力降低，这两种耐火材料的侵蚀速度都是随着使用时间延长，耐火材料侵蚀速度逐渐降低。

In chapter 5, electrolytic graphite power was obtained by anodic electrolyzing artificial graphite block in H〓SO〓 solution, as a way to improve the performance of graphite electrode in Li-ion batteries.

3第五章中，在H〓SO〓溶液中用阳极电解石墨块的方法得到了电解石墨粉。

The copper-coated graphite/silver matrix composites have been made by the method of powder metallurgy. The properties of the composites, such as volume density, resistivity, hardness, bending strength and tribological behavior were tested, and comparison was made with silver-graphite composite of the same content graphite.

将镀铜石墨粉与银粉用粉末冶金法制备成镀铜石墨－银基复合材料，对其密度、电阻率、硬度、抗弯强度和摩擦磨损性能进行测试，并与相同石墨含量的银－石墨复合材料进行对比。

The results show that in Cu/Copper-coated graphite composite,the volume density and the electrical conductivity decreased with the increasing of copper-copper-coated graphite,while the graphite in it is fairly well-distributed and the copper helps to form the three dimensional net-shape,thus making the composite have better electrical conductivity than the c...

结果表明，随镀铜石墨含量的增加，铜-镀铜石墨复合材料的密度和导电性降低，但其组织中石墨分布更均匀，并且铜有利于构成三维网状，使该复合材料具有更好的导电性。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。