More specifically, provided is a support element comprising {TAIL ~ components} having pre stressed elements that relax during loading of {HEAD ~ the support element} 
More specifically , provided is a support element comprising { TAIL ~ components } having pre stressed elements that relax during loading of { HEAD ~ the support element }
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD