4-intersection-and-difference model
and similarity and difference
annual temperature difference between track bed slab and bed plate
area difference between background and target
attribute difference between near and far offsets
axle base difference between left and right
Balance between Sum mode and Difference mode
Broad-band sum-and-difference network
cascaded sum-and difference generation
cascaded sum-and difference-frequency generation
center difference method
color difference between layers
common character and difference
compare the difference and resemblance
Competition between frequency-difference and sum mixings
cultural difference between China and the West
cultural similarity and difference
Delay time difference between channels