Next, {TAIL ~ the components} and {HEAD ~ ultrapure water} are supplemented in respective determined amounts via feeding pumps 21, 23 and 25 
Next , { TAIL ~ the components } and { HEAD ~ ultrapure water } are supplemented in respective determined amounts via feeding pumps 21 , 23 and 25
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH