Acin阿辛ACabbr.(=alternating current)交流电abbr.(=actinium )元素锕abbr.(=air-conditioning )空气调节acousto-elasticityn.声弹性acrobic fermentation好气发酵, 需氧发酵AC-side excitation交流侧激磁Aconitum ceucostomum白喉乌头Acrocephalus indicusn.尖头花Aconitum stylosoidesn.拟显柱乌头Acrothinium hirsutumn.多毛丽肖叶甲；新种ac coupled modulator交流耦合调制器Acipeaser schrenckii史氏鲟ac four-arm bridge交流四臂电桥