M1 hnyav tuaj yeem siv raws li tus qauv siv hauv kev ntsuas lwm qhov hnyav ntawm M2, M3 thiab lwm yam. Tsis tas li ntawd Calibration rau nplai, qhov sib npaug lossis lwm yam khoom hnyav los ntawm chav kuaj, Pharmaceutical Factories, Scales Factories, cov khoom siv hauv tsev kawm ntawv thiab lwm yam.
Nws yog ib tug ntev tsim qhov tseeb hais tias ib tug reder yuav txaus siab los ntawmqhov nyeem tau ntawm nplooj ntawv thaum saib