The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.
它的设计主
有
流系数、流、腰半径、腰位置以及阴极
流密度。
流系数,
子管系数The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.
它的设计主有流系数、流、腰半径、腰位置以及阴极流密度。
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