与X线的产生条件无关的因素是（）The factor unrelated to the generation of X-rays is（）

与X线的产生条件无关的因素是（）The factor unrelated to the generation of X-rays is（）

A.电子源Electronic source

B.高压电场High voltage electric field

C.电子的骤然减速Sudden deceleration of electrons

D.阳极散热Deat dissipation of the anode

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