div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document6310-1997pdf-tcvn-6310-1997-lira-hoec-lm-cho-khch-hang-hiu-nhm-quahtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: tieuchuanmardgovvntieuchuanmardgovvnDocumentsUploadsTCVN 6310-1997pdf · TCVN 6310 : 1997 lira hoec làm Cho khách hang hiéu nhåm qua viec che dau nhüng hur hòng hoac loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentocomreader035viewer20220630175fd806207689cd162213edf7html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document6310-1997pdf-tcvn-6310-1997-lira-hoec-lm-cho-khch-hang-hiu-nhm-quahtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: tieuchuanmardgovvntieuchuanmardgovvnDocumentsUploadsTCVN 6310-1997pdf · TCVN 6310 : 1997 lira hoec làm Cho khách hang hiéu nhåm qua viec che dau nhüng hur hòng hoac loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentocomreader035viewer20220630175fd806207689cd162213edf7html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document6310-1997pdf-tcvn-6310-1997-lira-hoec-lm-cho-khch-hang-hiu-nhm-quahtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: tieuchuanmardgovvntieuchuanmardgovvnDocumentsUploadsTCVN 6310-1997pdf · TCVN 6310 : 1997 lira hoec làm Cho khách hang hiéu nhåm qua viec che dau nhüng hur hòng hoac loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentocomreader035viewer20220630175fd806207689cd162213edf7html5thumbnails3jpg width=140...