notchn.刻痕;等级;切口vt.赢得;刻凹痕;计分
notch block凹槽滑车
notch a run得一分
notch groove刻槽
notched card刻数大片
notched ring凹口圈
notched wire预制刻槽钢条
notched disk缺口耙片
notched bars变形钢筋
notch filter陷波滤波器,频率特性曲线下凹的滤波器,阶式滤波器
notched gear缺口齿轮