{TAIL ~ The circuit} requires reduction of the engine speed to a speed below the lower response speed in order to restore the response speed of {HEAD ~ the speed responsive control} to the predetermined speed 
{ TAIL ~ The circuit } requires reduction of the engine speed to a speed below the lower response speed in order to restore the response speed of { HEAD ~ the speed responsive control } to the predetermined speed
TAIL TAIL TAIL TAIL TAIL TAIL 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 HEAD OTH OTH OTH OTH