Description: Electric motor efficiency is the ratio between power output (mechanical) and power input (electrical).; Name: engine efficiency
Description: Determined proportion of the motor power input P_mot delivered as pump power input P_mot,u; Name: Motor efficiency
Description: translation i of a pair of gears or a multiple gear pair is the ratio of the angle speed wa (or the speed na) of the first driving wheel to that of the last driven wheel wb (or nb); Name: Transmission ratio of the transmission