Cov hnab ntim khoom noj muaj peev xwm muab faib ua: cov hnab ntim khoom noj ib txwm, cov hnab ntim khoom noj nqus tsev, cov hnab ntim khoom noj uas muaj cua nkag tau, cov hnab ntim khoom noj uas siav lawm, cov hnab ntim khoom noj uas rov ua dua tshiab thiab cov hnab ntim khoom noj uas ua haujlwm tau raws li lawv daim ntawv thov;
Kev ntim khoom tuaj yeem ua lub luag haujlwm tseem ceeb hauv kev txo cov kev pheej hmoo kev nyab xeeb ntawm kev thauj mus los. Cov hnab ntim khoom kuj tseem tuaj yeem tiv thaiv cov khoom noj kom tsis txhob raug cais ua lwm yam khoom muag, thiab cov khoom ntim khoom noj kuj tseem tuaj yeem txo qhov ua tau tias cov khoom noj yuav raug noj zais cia. Qee cov ntawv ntim video muaj zog thiab muaj cov cim tiv thaiv kev cuav, uas tiv thaiv cov tub luam lub cim xeeb ntawm kev poob. Muaj peev xwm muaj cov cim laser, cov xim tshwj xeeb, kev lees paub SMS thiab lwm chav txheem ntawm cov hnab ntim khoom.
Ntxiv rau, txhawm rau tiv thaiv kev tub sab nyiag, cov khw muag khoom muab cov chav ntsuas hluav taws xob rau ntawm cov hnab ntim khoom noj, thiab tos cov neeg siv khoom kom tau qhov chaw tawm mus rau demagnetize.
Cov qauv xeem rau cov ntaub ntawv ntim khoom noj feem ntau suav nrog cov hauv qab no:
GB4806.2-2015 Lub Tebchaws Tus Qauv Kev Nyab Xeeb Khoom Noj rau Cov Pacifiers.
GB4806.3-2016 Lub Tebchaws Cov Txheej Txheem Kev Nyab Xeeb Khoom Noj rau Cov Khoom Enamel.
GB 4806.4-2016 Lub Tebchaws Kev Nyab Xeeb Khoom Noj Khoom Haus rau Cov Khoom Siv Ceramic.
GB 4806.5-2016 Lub Tebchaws Tus Txheej Txheem Kev Nyab Xeeb Khoom Noj rau Cov Khoom Siv Iav Khoom Noj Khoom Haus Yas Resins.
GB 4806.7-2016 Lub Tebchaws Kev Nyab Xeeb Khoom Noj Khoom Haus Cov Khoom Siv Yas thiab Cov Khoom.
GB 4806.8-2016 Kev Nyab Xeeb Khoom Noj Khoom Haus Lub Tebchaws Tus Qauv Zaub Mov Sib Cuag Daim Ntawv thiab Cov Ntawv Qhia Khoom Noj.
GB 4806.9-2016 Kev Nyab Xeeb Khoom Noj Khoom Haus Lub Tebchaws Tus Qauv Khoom Noj Khoom Haus Sib Cuag Cov Khoom Siv Hlau thiab cov khoom lag luam GB 4806.10-2016 Lub Tebchaws Tus Qauv Khoom Noj Khoom Haus Kev Nyab Xeeb Khoom Noj Khoom Haus Sib Cuag Cov Txheej Txheem thiab Cov Txheej Txheem.
GB 4806.11-2016 Kev Nyab Xeeb Khoom Noj Khoom Haus Lub Tebchaws Txheem Khoom Noj Khoom Haus Tiv Tauj Cov Khoom Siv Roj Hmab thiab Cov Khoom.
GB 9685-2016 Kev Nyab Xeeb Khoom Noj Khoom Haus Lub Tebchaws Tus Qauv Siv Cov Khoom Siv Tiv Thaiv Khoom Noj thiab Cov Khoom Siv rau Cov Khoom Ntxiv.
Cov txheej txheem rau kev ua cov ntawv qhia kev tshuaj xyuas lub hnab ntim khoom noj yog dab tsi?
1. Muab cov ntaub ntawv khoom (cov lus qhia, cov lus qhia tshwj xeeb, thiab lwm yam)
2. Paub meej tias lub hom phiaj ntawm kev sim thiab cov kev cai ntawm qhov project.
3. Sau daim ntawv thov kev kuaj (xws li cov ntaub ntawv ntawm lub tuam txhab thiab cov ntaub ntawv tsim nyog ntawm cov khoom)
4. Xa cov qauv raws li qhov xav tau.
5. Txais cov qauv thiab npaj cov nqi Tom qab ntawd ua qhov kev kuaj qauv.
6. Tshawb nrhiav cov ntaub ntawv tseem ceeb, sau ib daim ntawv qhia txog kev sau ntawv, thiab paub tseeb tias cov ntaub ntawv puas yog.
7. Tom qab lees paub lawm, muab daim ntawv foob thiab muab daim ntawv tshaj tawm raug cai.
8. Xa daim ntawv qhia thawj.
Tus Sau: BRI-kev xeem
Source: Zhihu
Lub sijhawm tshaj tawm: Lub Yim Hli-01-2022
