The manufacture of WC/ Cu composite with the powder metallurgical method of hot-pressing has been investigated. The effects of WC composition on electroconductivity and hardness were examined. 研究了用粉末冶金真空热压法制备WC/Cu复合材料,考察了WC含量对WC/Cu复合材料导电率和硬度的影响。
Diphasic Copper Alloys with High Strength and Electroconductivity 高强度、高电导率双相Cu-Ag合金
These methods can overcome the error of conventional electroconductivity and iodometric method under high temperature. 这些方法可以克服惯常的电导率法和碘量法在高温下的误差。
Application of FRP Electrostatic-demister with Electroconductivity in Sulphuric Acid Cleaning Section 导电玻璃钢电除雾器在硫酸净化工艺中的应用
Chemical factors affecting the corrosion of carbon steel in fresh water are discussed in this paper. These factors are dissolved oxygen, pH, velocity of flow, electroconductivity, alkalinity, anions, calcium carbonate equilibria, and temperature. 本文讨论了溶解氧浓度、pH、流速、电导率、碱度、阴离子、可溶性碳酸盐平衡和温度等因素对碳钢在淡术中腐蚀的影响。
Radiation effect on Electroconductivity of the materials containing lithium 辐照对锂陶瓷材料电导率的影响
In this paper, the applications, characteristics, mechanisms of its transparent electroconductivity and its chief preparation method are reviewed. 本文综述了ITO和SnO2透明导电膜的用途、性能、透明导电机理及其主要的制备方法。
Practice showed that FRP electrostatic-demister with electroconductivity has been used in Sulphuric Acid cleaning section with success and is worth extending. 实践证明,导电玻璃钢电除雾器在硫酸净化工艺中的应用是成功的,并且具有良好的推广价值。
When butadiene was added into the catalytic system the decline of the electroconductivity showed that the active center was the positive ionicity. 它具有颗粒小、均匀、较高的催化活性.催化体系加入丁二烯引起电导率下降表明活性中心是正离子性的。
Electroconductivity and Electromagnetic-shielding Effectivenesses of Nickel-plated Veneer 化学镀镍单板的导电性和电磁屏蔽效能
Electroconductivity and Electromagnetic Interference Shielding Effectiveness of Metal Fiber Filled Polymer Composites 金属纤维填充聚合物复合材料的导电性能和电磁屏蔽性能
Radiation effect on electroconductivity of lithium ceramic is studied within the 100-900 ℃. 研究了辐照对含锂陶瓷材料电导率的影响。
These composite films possess excellent transparency, electroconductivity, air-stability and fatigue-resistance. It had good stability in air. 所得复合膜具有良好的透明性、导电性、环境稳定性及耐疲劳性能。该薄膜在空气中有良好的稳定性。
Study On the Method for Measuring the Content of Sodium Chloride in Crude Oil by Electroconductivity 电导法测定原油含盐量的研究
The inversed suspension co-polymerization process was studied by electroconductivity data ( analysis) and microscope observation, and the molecular structure, thermal stability of the product were characterized by FTIR and TG respectively. 利用电导、像衬光学显微镜对反相悬浮聚合反应过程进行了研究,用红外和热重分析对树脂的分子结构和热稳定性进行了表征。
The high strength comes from strain hardening and precipitation strengthening of the precipitated chromium particles. And the high electroconductivity is mainly due to the composition close to Cu Zn solid solution matrix after precipitation. 合金高强度主要来源于加工硬化和第二相铬粒子的析出强化,合金的高导电性则主要来源于贫化后成份接近于铜锌固溶体的基体。
Tungsten is selected as the electrode material for its good thermal conductivity, outstanding electroconductivity and higher rigidity. 选择具有较高热传导性、良好导电性和较高硬度的钨作为制备电极的材料。