{HEAD ~ Predetermined torque} must be applied to {TAIL ~ load} to rotate the motor at low speed 
applied to
{ HEAD ~ Predetermined torque } must be applied to { TAIL ~ load } to rotate the motor at low speed
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH