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