翻领宽与领座高的差值
the margin between the width of overturned collar
翻领宽与领座高之差
difference between rolled collar width and stand height
difference between rolled collar width and stand h
截面宽高比
ration of cross section width to its overall thickness
平面和差器
Plannar sum and difference comparitor
平面和差网络
planar sum and difference network
planar sum-and-difference network
田面高差
elevation difference of field surface
脉宽差值
pulse width’s difference value
高度和高差分布
Distribution of height and height difference
绝对差值和
botany bay
sad
sum of absolute difference
高差差分改正
Revise Theory of Height-differential