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