This makes it possible to suppress {TAIL ~ vibration problems} caused by vibration close to {HEAD ~ the source} 
This makes it possible to suppress { TAIL ~ vibration problems } caused by vibration close to { HEAD ~ the source }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD