Testing methods of thermal diffusivity, specific heat capacity and thermal conductivity for high performance ceramics by laser flash method 高氯酸碳酰肼类配合物的比热容研究工程陶瓷材料热扩散率、比热容、导热系数试验方法-激光闪点法
Rated transformation ratio of voltage transformer soil-determination of the specific electrical conductivity 电压互感器的额定变比土壤-电导性比率的测定
The experiment shows that water hardness has closest relation with specific conductivity, the property change of dampening solution should be controlled and monitored through checking the specific conductivity, water hardness for formulating the solution is 8 °, the maximum must not exceed 12 °. 配制润版液的水硬度为8°,最高不得超过12°。
Specific conductivity of modified Al-Si-Mg alloys 变质Al-Si-Mg合金的微比电导特性
Rigid polyurethane plastic foam, with advantages as relative low density, specific strength, thermal conductivity, and easy to combine with other components and simple composite forming, is widely used on structural component area. 硬质聚氨酯泡沫塑料具有相对密度小,比强度高、热导率低及易与其它部件联接和复合成型简便等优点,广泛用在结构部件材料领域。
Estimation of the specific heat and the conductivity of free electron by Pauli exclusion principle 用泡利原理估算自由电子的比热和电导率
It is thus concluded that slags with low specific conductance and thermal conductivity and high viscosity are advantageous to the improvement of electrical efficiency and the reduction of power consumption. 可见,低比电导、低导热系数、高粘度渣有利于提高电效率,降低电耗。
Effects of the specific conductance. thermal conductivity and viscosity of slags, such as ANF-6 and A1. on the powder consumption in electroslag remelting process were investigated. 以高氟化钙渣ANF-6和无氟化钙渣A1为例,研究了它们比电导、导热系数、粘度对电渣重熔过程电耗的影响。
And the parameters include ionic specific conductivity, electronic specific conductivity, transference number and decomposition potential and so on. 参数包括离子电导率,电子电导率,迁移数和分解电压等。
According to the results of analysis, specific gravity and electric conductivity can estimate the P, K contents in layer manure. 结果表明:蛋鸡粪便比重、电导率与其中总磷、总钾含量之间具有显著的相关关系;
Operational measures on controlling specific conductivity of hydrogen ion in Dandong Power Plant 丹东电厂控制水汽氢电导率的运行措施
Then, a theoretical model of the heat transfer in the composites is established based on the laws of the minimal thermal resistance and the specific equivalent thermal conductivity. 基于最小热阻力法则和比等效导热系数相等法则,建立了热量传递的理论模型,并推导出了等效导热系数的计算式。
From April to October of 2001, the standard trees of a 31 years old Pinus tabulaeformis and Quercus variabilis mixed stand were studied on its specific conductivity using thermal dissipation technology, and 13 environmental factors in western mountain area of Beijing were measured simultaneously. 2001年4&10月,应用热扩散技术研究北京西山地区31年生油松栓皮栎混交林标准木的比导率并对13个环境因子的变化规律进行同步观测。
Organic electrolytes with different solutes and same solvents have different features of the viscosity, specific conductivity and electrochemical window. 不同溶质相同的混合溶剂组成的电液,它们的粘度、电导率及电化学窗口也不同;
The water consumption of transpiration of Pinus tabulaeformis and Quercus variabilis mixed stand has marked seasonal difference, and the standard specific conductivity of Quercus variabilis in the growing season is 2 6 times as high as that of Pinus tabulaeformis. 油松和栓皮栎混交林的蒸腾耗水表现出明显的季节差异,栓皮栎的生长季标准比导率明显高于油松,是油松的26倍。
The theoretical specific hydraulic conductivity decreased substantially from the base of the crown to its top and was constant below the crown base in most trees. 多数树木理论比导率在树冠以下没有明显变化而在树冠基部往上显著降低。
The results show that the water consumption of transpiration can be reckoned through standard specific conductivity of standard tree and the relative model between breast height diameter of tree and sapwood area. 结果表明,通过标准木的标准比导率和树木胸径和边材面积的相关模型,可以比较准确地推算出林分的蒸腾耗水量。
The Models of Specific Electrical Conductivity of Saturated Anisotropic Clay Effect of the Consolidation Ratio on Saturated Sand Liquidation 各向异性饱和粘土的比电导模型固结比对饱和砂土液化的影响研究
Study on Specific Conductivity of Pinus tabulaeformis and Quercus variabilis Using Thermal Dissipation Technology 应用热扩散技术对油松栓皮栎比导率的研究
Large scale of elevation and denudation happened later in Ordos basin, it is first recovery of denudation thickness by using the relation between Specific thermal conductivity and depth. 鄂尔多斯盆地后期经历了大规模的抬升剥蚀,首次应用热导率与深度关系进行了剥蚀厚度的恢复。
The results show that all annual twigs, specific conductivity of different tree species have evident day and night change. 结果表明,各树种1年生小枝的比导率和水势均有明显的昼夜变化规律;
The separate effect of the sampling section, sliding velocity, applied pressure, the natural convection changes hot coefficient, specific heat, thermal conductivity, volume temperature and ambient temperature on the flash temperature were discussed. 探讨了取样区间、滑动速度、外加压力、自然对流换热系数、比热容、导热系数、体积温度以及环境介质温度等参数的变化对闪温的影响。
As a result of specific conductivity examined, it may be realized that the coordination structure was composed of one calcium ion with about four monomeric units for PEG. 由电导率测试结果可知,1个Ca~(2+)与大约4个PEG的链节单元形成配值结构物。
The Engineering Properties of MSW are research by the conventional soil tests, such as unit weight, moisture content, the specific weight, hydraulic conductivity, compressibility and shear strength. 使用土工试验方法,对垃圾土的基本性质指标进行了研究,包括容重、含水量、比重、有机物含量、渗透系数、压缩性和剪切强度等性质指标。
Finally, reckoning the reasonable density of stand under a given rainfall environment based on available rainfall and standard specific conductivity of growing season, as well as the sapwood area of standard tree at breast height diameter for different ages. 由生长季可用降水量、生长季标准比导率和不同年龄林分标准木胸径处的边材面积,推出在特定降雨环境下林分的合理密度。
Since density, specific heat and thermal conductivity of air are relatively small, the photo-thermo transformation efficiency of solar air heater is quite low. 由于空气的密度、热容和导热系数较小,空气集热器的光热转换效率偏低。
The good solubility and biocompatibility of nanocomposite could greatly improve the effective specific surface area, conductivity and catalytic activity of the electrode. 该纳米复合物具有良好的水溶性和生物相容性,可明显增大电极的有效比表面积、导电性能及催化活性。
Porous carbon materials are suitable for its electrode because it has high specific surface area, conductivity and stability. 多孔炭材料具有大的比表面积、高的电导率、化学性质稳定等特点非常适合作为电吸附的电极材料。
Carbon nanotubes ( CNT) have many advantages such as highest specific strength, excellent conductivity, good extensibility, which is a great strength to composites. 碳纳米管(CNT)具有最高的比强度,良好的导电性,拉伸性,可以给复合材料才来极大的改善。
Carbon nanotubes ( CNTs), discovered by Iijima in 1991, possess good performances such as large surface area, outstanding mechanical properties and specific conductivity. 1991年Iijima发现的碳纳米管具有大的比表面积、突出的力学特性以及独特的导电性等优良性能。