improved variety improved breed
effect and adverse effect
Effect size effect magnitude
reducing toxic effect and enhancing therapeutic effect
skin effect and proximity effect
1D improved fractal sea surface model
2D improved fractal sea surface model
AC-I improved mix proportion design
adaptive and improved genetic algorithm
additional improved toggle-brace-damper
artificial improved soil
Casting improved twin block appliance
clonal improved varieties
dynamic multi-level improved model of base state with amendments