said 80 to 95% of {TAIL ~ crystal grains} are oriented in a range of ±10 to 30 degrees deviated from {HEAD ~ said ideal orientation} of  
said 80 to 95 % of { TAIL ~ crystal grains } are oriented in a range of ±10 to 30 degrees deviated from { HEAD ~ said ideal orientation } of
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH