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
、、腰半径、腰位置以及阴极
密度。
,
子管导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、、腰半径、腰位置以及阴极密度。
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