deflections挠度deflectionn.歪斜；偏向；偏转角；挠度deflection potentiometer偏转式电势计deflection force diagram挠力图deflection magnetic field[电] 致偏磁场deflection coil amplifier偏转线圈放大器deflection probable error方向概率偏差deflection curve equation挠曲线方程deflection testing system挠度测量系统deflection characteristic偏转特性deflection-typer bossing折向导流罩deflection characteristics偏斜特征