PACXn.专用自动计算机交换机
PACabbr.太平洋的(=Pacific)abbr.无人驾驶飞机(=Pilotless Aircraft)abbr.政治行动委员会(=political action committee)
pachydermic cachexia[医] 粘液性水肿
Pacini rs corpuscles帕西尼氏小体
Pachnephorus lewisiin.谷子鳞斑肖叶甲
Pachytriton brevipesn.黑斑肥螈
Paclobutrazol damage多效唑药害
Pachyapppa tortuosaen.龙爪柳粗毛绵蚜
Pachypleurum alpinumn.高山厚棱芹
Pachnephorus porosusn.玉米鳞斑肖叶甲