alterantadj.改变的
alterv.改变;更改;阉割;切除卵巢
alternating-gradient focusing交变梯度聚焦
alternating impact bending test交变冲讳曲试验
alternating current radiometers交流辐射计
alternating current phase meter交流相位表
alternating-voltage generator交流电压发生器
alternating current cardiograph交流心电记录仪
alternating current synchronous交流同步
Alter? When the hills do.v.改变;更改;阉割;切除卵巢