反向正向计数器  backward forward counter

正向-反向电子解算器  forward-inverse electronic resolver

调向法正反变换  forward and inverse controlled-directional transforms

反射率各向异性订正  Anisotropic correction of reflectance

反向误差校正  backward error correction

反向修正系数法  opposite correcting cofficient method

反向正断层  Antithetic normal fault; reverse normal fault

反向正规曲面  reciprocal normal surface

极移的正、反向运动  reverse and positive movement of polar motion

静磁正向体波-反向体波级联延迟线  MSFVW-MSBVW cascaded delay line

与正常轨道反向地  contraorbitally

正反双向计数器  forward backward counter

正反双向切圆  twin circles

正反向  Forward and Reverse

正反向超塑成形  direct-reverse superplastic forming

正反向充电  charge bidirectionaly

正反向电阻  forward reverse resistance

正反向贯通  linkage of forward and backward blowing

正反向计数器  forward-backward counter; backward-forward counter

正反向开关  direct-reverse switch