thuc hiQn c6i cdch ticn luoig thuc t6 inat rint t4i don vi minh (theo bi6u mdudi6u d6ng luan chuy6n saui.u-;.v, aairoi c6c don vi c6 c6n b6, c6ng chfc dugcthSng512016, don vi 10p nhu cau ghi 16 thoi gian 1u6n chuyor, toi",thdi'diom ,nanghudng
cua tirng c6n b6, c6ng chric.c6cTinh d6n thoi diom[r]