Cov chav kawm sib tham sib tham whiteboard multimedia tau dhau los ua qauv tsim kho rau cov chav kawm hauv cov tsev kawm theem pib thiab theem nrab thoob plaws lub tebchaws. Sib tham sib whiteboard feem ntau siv tau rau kev qhia tsis tu ncua hauv kev kawm kev lag luam. Nws yog ib daim ntawv thov hauv chav kawm dav dav. Nyob rau tib lub sijhawm, nws yog daim ntawv thov kev pab cuam rau cov ntaub ntawv sib tham sib qhia thiab ntau yam kev sib tham hauv chav kawm. Sib tham sib whiteboard tau dhau los ua lub zog muaj zog los txhawb kev txhim kho cov ntaub ntawv kev kawm.

2021.12.31