alignmentn.调整成直线；准线；调整；直线性n.结盟alignment disk调整用硬盘alignment rule对剂规则alignment coil蝶线圈,校正线圈,校列线圈,校准线圈alignment loss对准损耗alignment area排列区alignment unit线形单元alignment test精度检查alignment tape录像校准带alignment wire定线钢丝alignment mark调节标记,对准记号