determinator of ratio of specific heat of gas
diameter ratio of wheel to rope
Invariability of Ratio of Areas
(the ratio of )volumetric strain
(the ratio of)shear strain
a ratio of height to thick
abundance ratio of isotopes
accumulation ratio of Se
Achievement ratio of puncture
actral transformation ratio of current transformer
actual transformation ratio of voltage transformer
adding ratio of hydrogen
Adjusting Ratio of Voltage to Frequency
allocation ratio of check dam
alumium and silicon ratio of crude material slurry
apparent resistivity ratio of reservoir water
apparent retention ratio of nutrition
application ratio of NPK fertilizer