游艇专业英语词汇
火叉 pricker bar (or pricker)抓斗挖泥船 priestman (or grab) dredger抓斗挖泥船 priestman dredger主空气,初级空气 primary air主防壁(LNG船) primary barrier一次燃烧区域 primary combustion zone初冷却剂 primary coolant内层绝缘 primary insulation主构件 primary member初级齿轮 primary pinion主电源 primary source主应力 primary stress主应力 primary stress初级转轮 primary wheel初次燃烧区 primary zone原动机 prime mover底漆,起动注给器 primer初给,起动注给,汽水共腾,刷底漆,引火 priming起动注给泵 priming pump起动注给泵 priming pump起动注给阀 priming valve起动注给阀 priming valve主轴线 principal axis主要尺寸 principal dimension主要项目,主要特性 principal particulars 
