Bar screen 3 can also be located in device 2 so that the part formed by bar screen 3 is horizontal so that {HEAD ~ the pitch angle} is replaced by an S upslope at {TAIL ~ the bow} 
is replaced at
Bar screen 3 can also be located in device 2 so that the part formed by bar screen 3 is horizontal so that { HEAD ~ the pitch angle } is replaced by an S upslope at { TAIL ~ the bow }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL