200 GSM ntawv txhais li cas?
Apr 28, 2024
Tso lus
200 GSM ntawv txhais li cas?
Nws txhais tau tias ib square meter ntawm daim ntawv no hnyav 200 grams.
Lo lus "GSM" sawv cev rau "grams ib square meter".
Qhov siab dua tus lej GSM, cov ntawv hnyav dua.
Tab sis ntau dua GSM tus lej tsis txhais tau tias zoo dua.
Txawm tias tib GSM nubmer, koj yuav pom qee lub thawv kua zaub muaj zog thiab ruaj khov thiab ruaj khov,
qee cov kua zaub contaienr yog mos, yooj yim tawm ntawm cov duab.
