{HEAD ~ The principal control element} of the battery analyzer is {TAIL ~ a microprocessor chip} which interrelates with a keyboard for receiving data from an operator 
{ HEAD ~ The principal control element } of the battery analyzer is { TAIL ~ a microprocessor chip } which interrelates with a keyboard for receiving data from an operator
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH