| 1. | The electric potential of a conductor ball in the electric current field of a point source 点源电流场中导电球体的电势分布 |
| 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. | The hall zero - magnetic flux system can eliminate the influence of the temperature and the constant - current power of the hall element on the measurement results 霍尔检零系统可以补偿温度和霍尔元件恒流源电流的变化对测量的影响。 |
| 4. | The most important and difficult contents of this paper are the research and development of the computer - testing system for current signal measurement of current - source in synthetic circuit 本文重点在于合成回路中电流源电流信号计算机测试系统的开发与研制。 |
| 5. | The computer - testing system for current measurement of current - source in synthetic circuit has very important significance for the development of the computer - testing system of the whole synthetic circuit 本文研制的合成回路中电流源电流的计算机测试系统对于整个合成回路试验计算机测试系统的研制有着十分重要的意义。 |
| 6. | We probed into the most source - drain resistance and its temperature behavior particularly . the result of calculation indicated that the attenuation of source - drain current caused by the source - drain resistance increased when temperature increased 对寄生的漏源串联电阻及其温度特性进行了详细探讨,计算结果表明,漏源串联电阻给漏源电流造成的衰减在温度升高后变得很大。 |
| 7. | We discussed the influence of channel - length modulation effect and dibl effect to temperature behavior of source - drain current , gave a expressions for studying the temperature characteristic of source - drain current , and deduced a ztc point expression 研究了沟长调制效应和漏致势垒降低效应对漏源电流温度特性的影响,给出了一个用于研究漏源电流温度特性的电流公式;并推导了短沟道most的ztc点公式。 |
| 8. | The whole large current testing system based on voltage - frequency converting technique has been finished in this paper , and the dc voltage signals , power frequency ac voltage signals are tested by this computer - testing system , the results are good , then the current of current - source in the synthetic circuit are tested by this computer - testing system 本文完成了一整套基于压频转换技术的大电流测试系统,首先测量了直流电压信号、工频交流电压信号,然后完成了对合成回路中电流源电流信号的测试。 |
| 9. | In the computer - testing system of current signal measurement of current - source in synthetic circuit , the following contents are included , such as voltage - frequency converting technique , optical fibre isolating and transmitting technique , singlechip testing and controlling , plotting and printing of sampled data on pc ( personal computer ) 电流源电流信号的计算机测试系统包括传感元件部分、压频转换部分、光纤隔离传输部分、单片机测控部分以及pc机对采集数据的波形绘制与打印部分。 |
| 10. | In this paper , the oscillatory circuit and synthetic circuit are analyzed theoretically at first and the main parameters of sythetic circuit under the conditions of the different current grades are gotten , that is not only the parameters " basis of synthetic circuit test , but also the important references of studying computer - testing system for current measurement of current - source in synthetic circuit 本文首先对振荡回路和合成回路进行了理论分析并确定了在不同电流等级条件下合成回路中的各主要参数,这不仅为合成回路试验提供了参数依据,同时也为合成回路中电流源电流信号计算机测试系统的研制提供了重要参考。 |