{HEAD ~ The difference} between the current liquid level and the upper limit of liquid level is taken as {TAIL ~ the maximum amount} supplemented when only one component is supplemented 
is taken as
{ HEAD ~ The difference } between the current liquid level and the upper limit of liquid level is taken as { TAIL ~ the maximum amount } supplemented when only one component is supplemented
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH