Xov xwm

Kev lag luam Valve tau txais Momentum raws li cov tuam txhab nrhiav kev daws teeb meem zoo dua
10 Sun 2023
Kev lag luam valve tau pom qhov kev loj hlob tseem ceeb hauv xyoo tas los no, tau tsav los ntawm kev xav tau ntau ntxiv rau cov kev daws teeb meem zoo thiab txhim khu kev qha.
Nyeem ntxiv
Russia los hloov kho GOST cov qauv khoom kom haum nrog International Norms
10 Sun 2023
Russia tau tshaj tawm cov phiaj xwm los hloov kho nws cov GOST (Gosudarstvennyy Standart) cov qauv khoom lag luam txhawm rau coj lawv mus raws li cov qauv thoob ntiaj teb.
Nyeem ntxiv
Qhov sib txawv thiab daim ntawv thov ntawm ob chav eccentric thiab triple eccentric npauj npaim li qub
10 Fri 2022
Ob chav eccentric npauj npaim li qub thiab triple eccentric npauj npaim li qub yog dav siv hom valve hauv kev lag luam.
Nyeem ntxiv