双射束示波器 dual beam oscilloscope ; double oscillograph ; double-beam ; double-beam oscillograph

双射束同步示波器 dual-beam synchroscope

双射束谱仪 spectrometer ; double beam

双射束管 two-beam tube

双束射线管 double beam tube

双离子束溅射沉积 DIBSD

双离子束溅射 DIBS ; double ion beam sputter

双束阴极射线管 [电子] double beam cathode-ray tube

双离子束溅射淀积 Dual-ion beam sputtering deposition