空中英惯用短语:
  •   空腔二极管   cavity diode
  •   空腔加速器   cavity accelerator
  •   空腔振荡器   cavity oscillator
  •   空腔振荡器   hollow-space oscillator
  •   空腔振荡电路   cavity circuit
  •   空腔滤波器   cavity filter
  •   空腔电离室   cavity ionization chamber
  •   空腔稳频振荡器   cavitstabilized oscillator
  •   空腔腐   cavitation attack
  •   空腔腐   cavitation corrosion
  •   空腔谐振   cavity resonance
  •   空腹搁栅   open web joist
  •   空腹时, 饿肚子, 绝食   on an empty stomach
  •   空腹耐热钢炉辊连续退火机组   continuous annealing unit with open web heat resistant steel rollers
  •   空腹薄壁大门   hollow thin wall gate
  •   空腹薄壁平开门   hollow thin wall door