div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document2c-eec-oe-278-jis-z-2203-10-10-20-mm-300-350-500htmlpage=1 data-page=1 class=trans-thumb lazyload 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 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentostipsreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document2c-eec-oe-278-jis-z-2203-10-10-20-mm-300-350-500htmlpage=2 data-page=2 class=trans-thumb lazyload 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 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentostipsreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document2c-eec-oe-278-jis-z-2203-10-10-20-mm-300-350-500htmlpage=3 data-page=3 class=trans-thumb lazyload 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 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentostipsreader034viewer20220424125f2b0c52f978046d2416d881html5thumbnails3jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage...