Screw Glal Vialis, e boetse e tsejoang e le li-vaiala tsa li-screw kapa litlolo tse holimo, ke lijana tse nyane tse entsoeng ka khalase e koahetsoeng ka khalase. Li-vavers tsena li sebelisoa hangata ho laboratoring le li-decation tse ling tsa mahlale bakeng sa polokelo le lipalangoang tsa litlolo kapa tse tsoekere.
Screw Glal Vialis, e boetse e tsejoang e le li-vaiala tsa li-screw kapa litlolo tse holimo, ke lijana tse nyane tse entsoeng ka khalase e koahetsoeng ka khalase. Li-vavers tsena li sebelisoa hangata ho laboratoring le li-decation tse ling tsa mahlale bakeng sa polokelo le lipalangoang tsa litlolo kapa tse tsoekere.