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Is Nrias teb - BIS
▍ Kev Taw Qhia Cov Khoom Muag yuav tsum ua tau raws li Cov Txheej Txheem Kev Nyab Xeeb Indian uas siv tau thiab yuav tsum tau sau npe yuav tsum tau ua ua ntej lawv raug xa mus rau hauv, lossis tso tawm lossis muag hauv Is Nrias teb. Tag nrho cov khoom siv hluav taws xob hauv cov khoom lag luam uas yuav tsum tau sau npe yuav tsum tau sau npe hauv Bureau of Indian Standards (BIS) ua ntej lawv raug xa mus rau Is Nrias teb lossis muag hauv khw Indian. Thaum lub Kaum Ib Hlis 2014, 15 qhov yuav tsum tau sau npe cov khoom tau ntxiv. Cov pawg tshiab suav nrog cov xov tooj ntawm tes, roj teeb, lub zog hluav taws xob ...