| 释义 |
double-beam cathode-ray tube double-beam cathode-ray tube[¦dəb·əl ¦bēm ¦kāth‚ōd ′rā ‚tüb] (electronics) A cathode-ray tube having two beams and capable of producing two independent traces that may overlap; the beams may be produced by splitting the beam of one gun or by using two guns. |