{TAIL ~ The size} of {HEAD ~ the chambers} 12 17 and the timing of the applied voltage determine the capacity of the pump 
{ TAIL ~ The size } of { HEAD ~ the chambers } 12 17 and the timing of the applied voltage determine the capacity of the pump
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH