Ka sengoloa sa pele sa khalase ea fiber layer holim'a tlhahlobo ea lera, ke lumela hore motho e mong le e mong o lokela ho tseba hanyane ka khalase ea fiber, tšebeliso ea khalase e tsejoa ke bohle, e sebelisoa hangata bophelong ba rona ba letsatsi le letsatsi, e sebelisoa haholo mokhabisong oa lapeng. , thepa ea mohaho kapa thepa, joalokaha bohle re tseba hore gl...
Bala haholoanyane