essential bus contactor

essential service bus / essential-services bus

essential bus

non-essential bus

bus-tie switch; bus tie switch

serial peripheral interface bus (SPI-bus)    

contactor mechanism

essential elements of friendly information (EEFI)

essential elements of information (EEI)

essential supply

Mission Essential Task List (METL)

mission-essential forces

essential task

joint mission essential task list (JMETL)

provide essential governmental services

digital data bus

modified burn bus

bus transportation

converted semitrailer bus

bus power failure

BUS

SPI Bus Receiver Provider

inter integrated circuit (bus) (I2C / IIC)