Probably, the treating liquid having {HEAD ~ a high penetrability} to {TAIL ~ the recording medium} diffuses rapidly to form a kind of an ink receiving layer on the surface of the recording medium, so that the ink can easily penetrate and diffuse on the surface to form a dot reacting with the treating liquid 
to
Probably , the treating liquid having { HEAD ~ a high penetrability } to { TAIL ~ the recording medium } diffuses rapidly to form a kind of an ink receiving layer on the surface of the recording medium , so that the ink can easily penetrate and diffuse on the surface to form a dot reacting with the treating liquid
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH