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- Quantum apparatus have lower emitted threshold, great emit current density, more stability etc excellent field emit performance so that it could use to facture high performance flat displayer. 量子器件具有发射阈值低、发射电流密度大、稳定性高等优异的场发射性能。
- emitted current densities 发射电流密度
- On account of the socalled "base region self-crowding effect", this would make the emitter current density not uniform over the emitter junction area, the cur... 文中着重分析在各种注入条件下发射结面上发射极电流密度的分布,亦即所谓基区电阻自偏压截止效应,最后给出主要结论。
- However, the samples prepared at low current densities had a more crystalline appearance and are generally of much better mechanical strength. 然而在低电流密度下制备的样品有更好的晶型外观并且通常有更好的机械强度。
- The magnetic hysteresis curve of iron foil prepared by electrodeposition in different cathodic current densities and temperature was tested. 测试了电沉积溶液温度和阴极电流密度变化时电沉积铁箔的磁滞回线。
- The current densities of anodic oxidation process for aluminium material is an important scale on quality evaluation of aluminium films. 由于电流密度对铝膜阳极氧化的质量影响较大,故它是研究阳极氧化质量评估的重要指标之一。
- The electron an d current densities, defined by the solution of the Schr?dinger system, converge to a solution of the compressible Euler equation with nonlinear pressure. 由量子力学中的薛定谔方程的解所定义的电子密度和电流密度当Planck常数趋于零时收敛于古典力学中的非线性可压缩欧拉方程的解。
- This specially designed cell is intended for use in studies on time and location measured current densities with different humidification and flow field design. 这个特别设计的电池是用以研究在不同加溼的状况与流道的设计下,测量各时间与位置的电流密度。
- Analysis of the product gave 96.4% of the theoretical active oxygen for lead dioxide, with no significant difference between materials prepared at the different current densities. 对产物的分析表明;产物的活性氧含量为二氧化铅理论值的96.;4%25;且在不同电流密度下制备的材料之间没有显著差异。
- From the practical results,the protection potentials and protection current densities meet the design requirements and are in accord with technical standards. 从实际运行的结果看,罐底板的保护电位都达到了设计要求和标准规定,保护电位分布相当均匀。
- Another high-current application that has been proposed is lossless power transmission lines, which can carry much higher current densities than nonsuperconducting ones. 另外一项与高电流有关的应用,是不会损耗能量的电力传输线,因为它能携带的电流大小远高于传统非超导传输线。
- It can greately improve the transconductance and current density. 其中pHEMT(pseudo-HEMT,即赝配HEMT)表现尤为特殊,它能够非常显著地改善HEMT的跨导和电流密度,因此具有广阔的应用前景。
- The overvoltage varies inversely with the current density to some extent. 超电压在某种程度上随电流密度成反比地变化。
- The tail exhaust pipe of the motor vehicle emitted poisonous smoke. 机动车的尾部排气管排出有毒的浓烟。
- Much attention is paid on the economic current density in the conductor. 很重视对导体中的经济电流密度的评估。
- Tunneling process is important in the low to moderate current density range. 在中等及中等以下电流密度下,隧道穿透过程是重要的。
- The current density reduces along with the temperature of hollow cathode rise. 电流密度随空心阴极温度的升高而下降。
- The whole cell potassium current densities of VSMCs isolated from the saphenous arteries and small mesenteric arteries in SUS group were significantly larger than those of the CON group. SUS组隐动脉和肠系膜小动脉VSMCs的全细胞钾电流密度较CON组显著增加。
- Parts anodized will become slightly larger by about .0005" Type III (hard coat) anodizing is done at much colder temperatures and at higher current densities and can reach thicknesses of .002". 阳极氧化处理过的零件,将略微增大0.;0005“。III型(电镀)阳极氧化是在更冷的温度和较高的电流下,生成的(阳极氧化层)厚度可以达到的0
- It is now unlawful for factories to emit black smoke into the air. 工厂向大气中排放黑烟现在是违法的。