PRDV=Peak-Reading Digital Voltmeter[测]峰值数字伏特计[电压表]
PRabbr.(=public relation) 公共关系
Prasanta Chandra Mahalanobisn.著名印度科学家和应用统计学家
prmary degenerative dementia原发性退行性痴呆
przewalsk rhododendron fruit金背枇杷
Prspiratory muscle paralysis呼吸肌麻痹
pranging shore installations轰炸岸上设施
prallel to serial conversion并一串变换
prgrammable logic controller可编程控制器
Prcing in Public Water Supply公共供水定价方法分析