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)pachyma cocos Fr.[医] 茯苓pacing system cable起搏系统分析测试电缆pachyderma varicosa静脉曲张性皮肥厚Pachyseris speciosan.标准厚丝珊瑚pacinian corpuscles帕西尼氏小体Pachylasma chinensen.中华厚板藤壶Pachyseris involutan.卷叶厚丝珊瑚Pachyapppa tremulaen.山杨粗毛绵蚜pachyperiosteoderma厚皮性骨膜病Pachypleurosauridae肿肋龙