The timing of discharge of ink from the printing head is corrected to cancel out {TAIL ~ the determined amount} of variation, and printing is performed based on image data in {HEAD ~ accordance} with the corrected timing 
The timing of discharge of ink from the printing head is corrected to cancel out { TAIL ~ the determined amount } of variation , and printing is performed based on image data in { HEAD ~ accordance } with the corrected timing
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH