Description: number of the following existing, required sensors or devices; Name: number of existing and required sensors or devices
Description: number of the following available, required sensors, devices; Name: number of available, required sensors, devices
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