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Chuyen gia cong tac hoc giai thich cach ngu tren may bay | WSJ Pro Perfected

Preview image for the video "Chuyen gia cong tac hoc giai thich cach ngu tren may bay | WSJ Pro Perfected".

Mot chuyen gia ve ergonomic giai thich cac ky thuat de ngu tot hon o hang thuong gia kinh te, minh hoa cac lua chon tu the, vi tri ghe va co the, va tai sao mot so tu the pho bien co the gay ra cang co.

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