The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.
它的设计主要有
数、、腰半径、腰位置以及阴极
密度。
数,
子管数The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.
它的设计主要有数、、腰半径、腰位置以及阴极密度。
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