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