poppet-valve

英[pɒ'pɪtv'ælv] 美[pɒ'pɪtv'ælv]
  • n.提动阀
  • nozzle n.喷嘴
  • poppet n.提升阀;小枕木;乖孩子
名词 poppet valve:
  1. a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines