Kev lag luam zeem muag ntawm lub tshuab nqus tsev yas plexiglass yog dav heev

Tebchaws Asmeskas thiab Nyij Pooj tau tsim cov cai tswjfwm hauv txoj cai lij choj uas cov tsev kawm ntawv theem pib thiab theem nrab thiab cov tsev kawm qib kindergarten yuav tsum siv plexiglass. Nrog rau kev txhim kho txuas ntxiv ntawm peb lub teb chaws txoj cai, nws cia siab tias cov kev cai sib raug zoo yuav raug ua nyob rau yav tom ntej. Nyob rau tib lub sijhawm, txhua qhov chaw ntawm peb lub teb chaws tau nrawm nrawm ntawm kev tsim kho hauv nroog, thiab cov paib ntawm txoj kev, cov thawv ntawv teeb pom kev zoo thiab cov rooj sib tham hauv xov tooj uas ua los ntawm plexiglass kuj tseem yuav tshwm sim ntau. Yog li ntawd, muaj ntau qhov chaw loj hlob rau plexiglass, thiab kev lag luam zeem muag yog qhov dav heev!