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- The results show that glycine and formic acid both can extend the bright deposit current density range with higher throwing power for the former and higher cathodic current efficience for the latter. 以碘酸钾、三氯乙酸、甘氨酸和甲酸为添加剂,加入到标准镀铬液中,测定了镀液的分散能力、光亮电流密度范围、深镀能力、阴极电流效率。
- deposited current density 沉积电流密度
- The results show that pulse current density,pulse on-time and pulse off-time have a great influence on deposit appearance. 结果表明:导通时间、关断时间、平均电流密度对镀层的外观有很大的影响。
- 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。
- Furthermore, we have discussed the effects of deposit time, current density and deposit weight on structure, thickness and morphology of the pyrite films during the EPD process. 并讨论了电泳沉积过程中沉积时间、沉积电流、FeS_2 粉体的加入量等工艺参数对薄膜结构、形貌及厚度变化的影响。
- In the electroforming process, the anode electrode shape and position determine the current density distribution on the cathode and so the distribution and properties of the deposited metal. 电铸阳极的形状和位置决定了阴极表面电流密度的分布,并最终影响金属沉积层分布的均匀性及其材料性能。
- 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。
- 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 products, prepared at speeds higher than 100 ppm, all had essentially the same active oxygen content. Current density has no significant effect on the active oxygen content of the lead dioxide deposit. 在高于100ppm的速度下所得到的产物基本都具有相同的活性氧含量。电流密度对于所沉积的二氧化铅的活性氧含量没有显著影响。
- Crystalline deposit obtained in low concentration of tungsten and current density, and amorphous or mixture microcrystal deposit obtained in high concentration of tungsten and current density. 当镀液中钨离子含量低,电流密度低时,镀层为晶态结构;当镀液中钨离子含量高,电流密度大时,镀层呈非晶态或混合微晶态结构。
- The conversion increased with the increase in current density and with the decrease of the thickness ofsulfur bed. 实验发现由疏转化为硫酸的量随电流密度的增加而增加,随硫床层厚度的降低而增加。
- Tin whisker growth at high current density was more than the one at lower current density. 实验结果显示,电流密度高的试片锡须生长数量较多于电流密度低的试片。
- When the current density finally reaches the steady state,the pore distribtion is complete. 当上升过程结束,电流密度达到稳定值后,孔的分布已完成.
- There was no significant difference of the VGCC current density between control group and BFP or HSH971 treated group. 单独应用上述浓度的BFP和HSH971孵育细胞6h,VGCC电流密度较空白对照组差别无显著性。 (P>0.;肠)
- The anode gas should be humidified as much as possible, when PEMFC operated at low current density. 故PEMFC在小电流密度工作时,应该使阳极气体充分增湿;
- The current density of discharge is related to the vacuum width, voltage and air pressure. 放电电流密度的大小与空腔尺寸、放电电压和工作气压有关;
- Results show that the proportion of inward to outward growth varies with intensifying time and current density. 结果表明,微弧氧化陶瓷层向内与向外的生长比例受强化时间和电流密度综合控制。
- He deposited the case in the left luggage office. 他把箱子放在行李寄存处。
