2026-06-22

Qhia Tswv Txojkev

--- ** Q1 * * * A1: Tus kawm ntawv coob nrhiav tau nrhiav kev tswvyim. Muaj ib zaug uas yog: - **Glassware **: Beakers, flask, ( 1 Khaulauxi) Yog li ntawd, peb yuav nrhiav kev nroog. Tsis tas li ntawd xwb. - ** Meassing Inst