div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentphuong-php-xc-dint-tcvn-6492-tcvn-6186-tcvn-6224-tcvn-61-tcvn-6194-htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: sotnmtthaibinhgovvn · Phuong pháp xác dint TCVN 6492 - TCVN 6186 - TCVN 6224 - TCVN 61 TCVN 6194 - 2011 1996 1996 1996 1 996 SMEWW 31 -2012 SMEWW 31 13B - SMEWW TCVN Coliform loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220131045e29e7ce680095653c30bbfehtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentphuong-php-xc-dint-tcvn-6492-tcvn-6186-tcvn-6224-tcvn-61-tcvn-6194-htmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: sotnmtthaibinhgovvn · Phuong pháp xác dint TCVN 6492 - TCVN 6186 - TCVN 6224 - TCVN 61 TCVN 6194 - 2011 1996 1996 1996 1 996 SMEWW 31 -2012 SMEWW 31 13B - SMEWW TCVN Coliform loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220131045e29e7ce680095653c30bbfehtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentphuong-php-xc-dint-tcvn-6492-tcvn-6186-tcvn-6224-tcvn-61-tcvn-6194-htmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: sotnmtthaibinhgovvn · Phuong pháp xác dint TCVN 6492 - TCVN 6186 - TCVN 6224 - TCVN 61 TCVN 6194 - 2011 1996 1996 1996 1 996 SMEWW 31 -2012 SMEWW 31 13B - SMEWW TCVN Coliform loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...