In this case the flowmeter 6 will register a flow which is nil or close to zero, such a measurement indicating the presence of the casing over {HEAD ~ an area} with {TAIL ~ a bonding defect} 
with
In this case the flowmeter 6 will register a flow which is nil or close to zero , such a measurement indicating the presence of the casing over { HEAD ~ an area } with { TAIL ~ a bonding defect }
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 HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL