DEFC直接乙醇燃料电池
defabbr.防御(=defense)abbr.延缓的(=deferred)abbr.定义(=definition)abbr.明确的(=definite)
defibuillator便携式除颤仪
defloculation反絮凝
defluoidation除氟率
defoamer agent消沫剂
defocused lens散焦透镜
def-ferences差异
Defibrillators除颤器
defecation pan澄清釜
defueling pump抽油泵
defatting pill减肥丸