Edit

page 1 line 3: please change 'congwanitwong' into 'coowanitwong'. page 1 line 67: change ocm into omc page 1 line 69: change ocm into omc page 2 line 80: please change nopcm into nopmc page 2 line 120-121: please delete 'those gases were provided by kogas corp. (korea gas corp.).' the gases are from many companies not from single one. so, it is better to delete this sentence. page 2 figure 1: please change the word inside the box 'ch4' into 'gases'. page 2 figure 1: please change the word inside the box 'g' (below the bubble flow meter) into 'gc'. page 3 line 176: change 'gases: ch4, c2h2, c2h6, c3h6, c3h8, i-c4h10, and n-c4h10 were' into 'gases: ch4, c2h2, c2h4, c2h6, c3h6, c3h8, i-c4h10, and n-c4h10 were' page 3 table 1 line t1.3: please edit 'products concentration f%1' into 'products concentration [%]' page 4 equation 9: please use the short strip (-) for i-c4h10. using long strip will make amboguouse meaning. i prefer the format similar to page 4 line 265 using short strip. page 4 eq. 10: please use the short strip ('-') for n-c4h10. using long strip will make amboguouse meaning. i prefer the format similar to page 4 line 264 using short strip. page 4 eq 12: use short strip for n-c4h10 page 4 eq 16&17: use short strip for i-c4h10 page 4 eq 18: use short strip for n-c4h10 page 5 line 374: there is a strange character in front of ch2. please change it by double dot ':', so it will be :ch2.