- 二 two
- 极 I the utmost point; extreme
- 真空 vacuum; empty space; vacuo
- 整流管 rectifier tube; rectifier va ...
- 真空整流管 vacuum rectifier tube
- 高真空整流管 high-vacuum rectifier tube; high-vacuum valve; high-vacuumrectifiertube; high-vacuumvalve
- 真空整流 vacuum tube rectifier
- 真空整流器 vacuum rectifier
- 二极真空管 diode vacuum tube; two electrode vacuum tube
- 高真空整流器 high vacuum rectifier; high-vacuum rectifier
- 高压二极整流管 kenotron rectifier; kenotronrectifier
- 热阴极二极整流管 kenetron
- 七极真空管 heptode
- 三极真空管 audion; three-electrode tube; three-electrode vacuum tube; triode valve
- 四极真空管 tetrode
- 五极真空管 pentode
- 整流管 commutator tube; kilotron; rectifier bulb; rectifier tube; rectifier valve; rectifying tube; rectifying valve; rectifyingtube; rectifyingvalve
- 冷阴极真空计 cold-cathode gauge
- 热阴极真空计 hot cathode gauge
- 阴极真空喷镀 sputter
- 阴极真空蚀刻 cathodic vacuum etching
- 多真空管;复极真空管 multitube
- x线整流管 x-ray rectifying tube
- 半波整流管 half-wave rectifier tube
- 杯状整流管 beaker valve
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