REACn.穿孔电子模拟计算机REAabbr.<美>农村电气化管理局(=Rural Electrification Administration)reast-feeding母乳喂养reassignment ID重新分配IDreaeration test复氧试验reaeration rate再曝气率Reaumur's scalereagglomerationn.再附聚reaustenitizing重新奥氏体化reaccommodationn.再调节；再适应reangiostenosisn.血管再狭窄reacquired bond取回债券,重取得债券,重购进债券