div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: 2級 鋳造科 指導書278 JIS Z 2203 ± 10 ± 10 ± 20 mm 300 350 500 650 200 300 450 600 13 30 45 JIS 50 +15mm 285mm¿ 31 8WL Tt 28 58 8WL r 31 58 31256 8WL 23149 src=https:reader034vdocumentscombrreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails7jpg width=142 height=106 layout=responsive amp-img divdiv