This is accomplished by {HEAD ~ careful selection} of {TAIL ~ slip viscosity}, utilization of an impervious casting mold set up in which only a minor part of the mold is conducting, application of a varying voltage cycle, and moving one electrode relative to the other 
of
This is accomplished by { HEAD ~ careful selection } of { TAIL ~ slip viscosity } , utilization of an impervious casting mold set up in which only a minor part of the mold is conducting , application of a varying voltage cycle , and moving one electrode relative to the other
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH