{HEAD ~ Slots} 50 52 are oriented parallel to one another and are inclined at an acute angle with {TAIL ~ respect} to the horizontal direction 
{ HEAD ~ Slots } 50 52 are oriented parallel to one another and are inclined at an acute angle with { TAIL ~ respect } to the horizontal direction
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH