div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails5jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails6jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails7jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails8jpg width=142 height=106 layout=responsive amp-img divNundivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: IEJ 2000 No2 - thaiscienceinfo for ThaiScienceArticle310010798pdf · 68 Internatioml Energy Journal: Vol No 2 December 2000 The past research showed that there were several src=https:reader031vdocumentinreader031viewer20220305065ab4464f7f8b9a2f438b630fhtml5thumbnails9jpg width=142 height=106 layout=responsive amp-img divNundiv