... 多极发电机 multipolar generator 多极场 multipole fields 多极坐标 multipolar coordinates ...
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推导出了用多极场空间谐波函数表示的磁矢位的通项表达式。
General expressions of the magnetic vector potential for multipole fields are derived.
计算了几个静电电子透镜的例子，给出了不同电极缺陷的电位分布和微扰多极场分布。
The potential distribution and the perturbation multipole field of the different electrode defects in some electrostatic lenses were given.
半导体、二极体、双极电晶体、场效电晶体、电晶体放大器、频率响应、算放大器、差动及多极放大器、积体电路。
Semiconductor diodes bipolar junction transistors field-effect transistors transistor amplifiers frequency response operational amplifiers differential and multistage amplifiers integrated circuits.
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