Nws yog haum rau ntim kua kua zaub.tshuaj pleev ib ce, kua ntxhua khaub ncaws.
Nrog zoo foob, foob meej, sai, qauv compact, khiav ruaj khov, tsis tshua muaj suab nrov
ruaj
Nws tuaj yeem siv rau sau thiab ntim txhua yam kua ntshiab, dav viscosity thiab siab viscosity cov ntaub ntawv
Lub ntsiab lub cev qauv ruaj khov, ntau yam ntawm cov lus sib raug rau cov txiv neej-tshuab interfac
Post lub sij hawm: Jan-15-2021