PRM=Personal Radiation Monitor 人体辐射检测器PRabbr.(=public relation) 公共关系Practicability Study可行性研究prlolonged pregnancy过期妊娠praetorian probation起诉方缓刑pralidoxime chloride氯解磷定,氯派姆,氯化派姆Prunus humilis Bunge欧李Prtenaria cheliensisn.景洪核果茶Practicing Imitating练习摹仿pruning and thinning间伐修枝praseodymium isotope镨同位素Prarmphistomum cervi鹿同盘吸虫