The influence arising from the anode voltage and gas pressure of gas - flow proportional counter and ambient temperature on the measuring error of the setup has been investigated by means of experiment 实际测得了流气正比计数管阳极高压、工作气压和环境温度对软x射线荧光测量装置测量误差的影响。
I designed a measuring system which can measure the anode current 、 anode voltage 、 grid current and grid voltage at one time . working at manual mode the system can sever as a measuring instrument 根据要求,设计一个场发射参数的测量系统,此系统,工作在手动方式下可以测量出某一时刻点的场发射的阳极电流、阳极电压、栅极电流、栅极电压。
Study shows finishing initial design of gun we can optimize the beam performance by adjusting magnetic field distribution , gun geometry , cathode magnetic field , magnetic field compression ratio , anode voltage , cathode emitter temperature and so forth 研究表明,完成电子枪的初始设计后,可以通过调整磁场分布、电子枪结构、阴极磁场、阳极电压等因素,优化电子注的性能。
The experimental results demonstrate that the intensity of grazing emission x - ray fluorescence becomes more intensive with the higher anode voltage of x - ray tube or the bigger grazing emission angle , which provide a possibility for accelerating the process of grazing emission x - ray fluorescence analysis 实验结果表明,掠出射x射线荧光强度随x射线管阳极高压的增大而增大;随掠出射角的增大而增大。这为提高掠出射x射线荧光分析的速度提供了可能。