| 1. | Work frequency of the source current module is 50khz , and peak - peak value is 1ma 恒流源模块工作频率为50khz 、峰峰值电流为1ma 。 |
| 2. | Simulation research on drift influence of point - source current field in the medium of uniform wallrock 均匀围岩介质中点源电流场的巷道影响模拟研究 |
| 3. | This is because different digital i / o boards have different sink and source current requirements 这是因为不同的数字的输入/输出电路有不同的潭和源流行的需要。 |
| 4. | The mechanism for the decrease of saturated drain - source current ( idss ) due to sulfur passivation was also investigated 这是硫钝化gaasmesfet击穿电压升高的主要机理。 |
| 5. | It make possible for the system to set and to change source current ( which is proportional to evaporation rate from the ms source ) during coating process 在镀膜过程中,保证了每个磁控溅射靶上电流的稳定控制和精确调整。 |
| 6. | The main work is as follows : ( 1 ) we design a source current module , a pattern - setting module , a measure module and a acquire module 主要内容如下: ( 1 )设计了恒流源模块、激励测量模式设置模块、信号检测模块及采集模块。 |
| 7. | On the basis of this , the control strategies for obtaining its reference voltage , one of pivotal technolog , are discussed . corresponding control circuits are designed , including the control strategies of detecting the source current and load voltage 在此基础上探讨了串联型有源电力滤波器的关键技术之一? ?获得参考电压的控制策略,包括检测电源电流和检测负载电压两种控制策略,并设计了相应的控制电路。 |
| 8. | In the far field , the farther the distance , the similar and less distance dependent of the image and radiation pattern of electric and magnetic field , the similar the image of electromagnetic field to the fourier transform of the source current distribution , the less distance dependent of the radiation pattern 在越远之远场中,电场与磁场之影像及场型越相似,距离越远差异越小,电磁场之影像越近似于电流源分布之富氏转换。 |
| 9. | In the near field , the image and radiation pattern of electric and magnetic field are different and varies with distance , the image of electric field is similar to the charge distribution of the source while the image of magnetic field is similar to the source current distribution 在越近之近场中,电场与磁场影像及场型各不相同,距离越近差异越大,电场之影像越近似于电流源之电荷分布,磁场之影像则越近似于电流源之电流分布。 |
| 10. | The optical effect on the uniformity of mesfet threshold voltage is studied . results show that optical radiation enhances the drain - source current of the gaas mesfet , and makes the threshold voltage to move toward negative direction . optical radiation enhances the uniformity of mesfet threshold voltage 本文研究了光照对阈值电压均匀性的影响,观察到在光照条件下,耗尽型mesfet的沟道电流增加,阈值电压向负方向增加,光照提高了阈值电压的均匀性。 |