air to surface area ratio

open void area ratio

nozzle expansion area ratio

nozzle contraction area ratio

nozzle area ratio

normalization of runoff area ratio

network area ratio

Mitochondrial area ratio

method of iterative pixel ratio to cirque area

maximum loss ratio of sectional area

mass area ratio

logarithm area ratio

local compression area ratio

leaf area ratio

lateral area ratio

holes area ratio

Green area ratio

Grain-leaf area ratio