{HEAD ~ The oxide layer} 22 has a thickness, for example, in {TAIL ~ a range} of 1000 angstroms to 8000 angstroms 
{ HEAD ~ The oxide layer } 22 has a thickness , for example , in { TAIL ~ a range } of 1000 angstroms to 8000 angstroms
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH