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IAV BEADS ABNT NBR 16184: 2013 (Sinalização kab rov tav viária - Esferas e microesferas de vidro - Requisitos e métodos de ensaio horizontal
los ntawm Admin rau 20-12-28
IAV BEADS ABNT NBR 16184: 2013 Norma Técnica Código ABNT NBR 16184: 2013 Norma em Revisão: Norma em Revisão: Clique Aqui para participar da elaboração. Cov ntaub ntawv ntawm pej xeem: 18/06/2013 Válida a partir de: 18/07/2013 Título: Sinalização kab rov tav viária - Esferas e microesferas de vidr ...
Nyeem ntxiv
IAV BEADS ABNT NBR 6831: 2001 CANCELADA (Sinalização kab rov tav viária - Microesferas de vidro - Requisitos)
los ntawm Admin rau 20-12-28
ABNT NBR 6831: 2001 CANCELADA Norma Técnica Código ABNT NBR 6831: 2001 CANCELADA Código Secundário: ABNT / EB 1241 Data de Publicação: 30/12/2001 Válida a partir de: 30/01/2002 Título: Sinalização kab rov tav viária - Micro - Yuav Tsum Tau Kawm Tiatulo Idioma ...
Nyeem ntxiv
Kev soj ntsuam daim ntawv qhia ntawm kev ua lag luam kev sib tw ntawm cov iav hlaws dai hauv 2020
los ntawm Admin rau 20-11-22
Cov ntsiab lus tseem ceeb ntawm daim ntawv tshaj tawm ntawm kev sib tw ua lag luam ntawm kev lag luam iav hlaws kev lag luam hauv 2020 suav nrog: 1) Kev sib tw nyob rau hauv kev lag luam iav hlaws. Tej zaum yuav muaj ob peb lub laj thawj rau kev sib zog ntawm kev sib tw sab hauv hauv kev lag luam raws li hauv qab no: Ua ntej, kev loj hlob ntawm kev lag luam qeeb ib qho ...
Nyeem ntxiv
Kev soj ntsuam cov ntaub ntawv hais txog kev cia siab thiab peev txheej ntawm Tuam Tshoj txoj kev lag luam siab chaw qis iav iav hlaws kev lag luam los ntawm 2020 txog 2026
los ntawm Admin rau 20-11-22
Lub siab refractive index iav hlaws yog qhov tseem ceeb tsis tau ntxiv cov khoom hauv cov khoom tawg xim uas muaj kev cuam tshuam. Cov khoom siv hluav taws xob regressive yuav siv qhov zoo ntawm cov cim tshwj xeeb zoo ntawm lub siab refractive index iav hlaws, uas yog, lub teeb tawm los ntawm ...
Nyeem ntxiv
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