{TAIL ~ Time synchronization} of {HEAD ~ two clocks} is disclosed herein, such as two stationary clocks 
{ TAIL ~ Time synchronization } of { HEAD ~ two clocks } is disclosed herein , such as two stationary clocks
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH