primary air一次空气,一次助燃空气,一次风,主空气,一次空气主空气
primaryadj.首要的;主要的;初级的;初等教育的;根本的;初期的n.第一位;初选;最主要者;要素;原色;初级线圈
primary color video signal channel基色视频信号通路
primary school fine arts education小学美术教育
primary and secondary parallel mode主从并联
primary/secondary school teacher中小学教师
Primary intestinal lymphangiectasia原发性小肠淋巴管扩张
primary irritant contact dermatitis原发刺激性接触性皮炎
primary hemorrhagic thrombocythemia原发性出血性血小板增多症
primary concentration of wastewater废水初始浓度