如果将电荷密度对整个区域做积分，将得到，在区域内的电量总和。
But now, if I integrate the charge density over the entire region, then what I will get is actually the total amount of electric charge inside the region.
利用力敏传感器测量物体的密度，改进了传统的实验方法和仪器，实现了非电量电测，提高了实验的准确度和稳定性。
Using force sensor to measure density of objects can improve the accuracy and stability of the experiment as the result of bettering the traditional experimental methods and instruments.
通过适当提高钝化电量，尤其是提高钝化电流密度，也可以降低镀锡板孔隙率。
The porosity of tinplate can be reduced by increasing the electricity of passivation, improving the current density of passivation in particular.
探讨了复合电极中PTFE含量、阴极电流密度、电解液温度、电解电量对频那醇产率的影响。
Effects of PTFE content in electrode, current density, temperature of electrolyte and electric quantity on pinacol yield was discussed.
探讨了复合电极中PTFE含量、阴极电流密度、电解液温度、电解电量对频那醇产率的影响。
Effects of PTFE content in electrode, current density, temperature of electrolyte and electric quantity on pinacol yield was discussed.
应用推荐