Fuell菲尔fueln.燃料；刺激因素vt.供以燃料vi.加燃料fuel cone锥形阻气塞fuel grade燃料品级fuel acids燃料酸fuel vaporn.汽油蒸气fuel gauge燃油面指示器fuel mixed混合燃料fuel sieve燃料滤网fuel valve燃油阀fuel agent燃烧剂fuel inlet燃料进口