Kev lag luam kev ua lag luam thiab qhov ua tau zoo rau cov neeg hais lus

Kev txhim kho ntawm kev lag luam kev lag luam tseem raug txwv los ntawm cov qauv kev lag luam thiab cov lus qhia tshwj xeeb. Acoustic tsis xws li cov lus teb zaus, rhiab, etc. yog cov ntsuas tseem ceeb rau cov khoom lag luam ntawm cov khoom lag luam. Thoob ntiaj teb, iec, ISO thiab lwm cov qauv kev qhia tshwj xeeb feem ntau siv los txhais cov tsis sib xws no. Cov neeg kho tshuab tsis xws li qhov ntev, qhov hnyav, cov ntaub ntawv, cov ntaub ntawv, thiab lwm yam. Kuj tseem ceeb rau cov khoom tsim qauv thiab tsim khoom. Ua raws cov qauv kev cuam tshuam thiab cov kev qhia tshwj xeeb tuaj yeem lees paub cov khoom lag luam zoo thiab cov khoom lag luam. Ib qho ntxiv, raws li cov khoom siv hluav taws xob, cov neeg hais lus yuav tsum tau ua raws qee yam kev nyab xeeb kev nyab xeeb, xws li ul, CE, txhawm rau paub meej thiab ntseeg tau ntawm cov khoom. Thaum muaj kev tiv thaiv ib puag ncig, cov khoom lag luam yuav tsum ua raws li cov qauv kev tiv thaiv ib puag ncig, xws li EU lub ROHS cov lus qhia, txhawm rau txo cov khoom muaj kuab paug rau ib puag ncig.