电子束: electron beam钻孔: drill; bore; drill hole perf ...电子束钻孔机: electron-beam drilling machine电子束钻床: electron beam drilling machine; electron-beam brilling machine; electron-beam drilling machine电子束钻机: electrton-beam drill电子束钻进: electro-beam drilling电子束钻井: electron-beam drilling电子束钻探: electrton-beam drilling激光束钻孔: laser drilling激光束钻孔机: laser drilling machine电子束: electron beam; pencil; bunch of electrons; bundle of electrons; cathode beam; cathode-ray beam; cathode-ray pencil; electron bundle; electron rays; electronic beam电子群, 电子束: packet of electrons电子束电子: beam electrons电子束压焊, 电子束焊: electron beam bonding保持电子束: holding beam带状电子束: stripe electron beam单电子束: single electronic beam单电子束管: single electron beam tube单能电子束: monoenergetic electron beam; single energy electron beam单速电子束: single velocity electron beam电子束（电磁波）: electric ray rags electrico ,has electrico电子束摆动: beam jitter电子束泵浦: electrton-beam pumping电子束参放: electron beam parametric amplifier电子束沉积: electron beam deposition
