{HEAD ~ A truncated conical lower end portion} of the inlet pipe unit is located within {TAIL ~ the large diameter upper section} of the infusing casing and ranges from 1.0 mm to 1.7 mm in inner diameter 
is located within
{ HEAD ~ A truncated conical lower end portion } of the inlet pipe unit is located within { TAIL ~ the large diameter upper section } of the infusing casing and ranges from 1.0 mm to 1.7 mm in inner diameter
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH