{TAIL ~ A sample changer} for {HEAD ~ a balance} with a weighing pan has at least two sample carriers that are spaced apart from each other 
{ TAIL ~ A sample changer } for { HEAD ~ a balance } with a weighing pan has at least two sample carriers that are spaced apart from each other
TAIL 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 OTH OTH