<\/span><\/h2>\nN\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ed1i \u01b0u d\u1ef1a tr\u00ean t\u1ef7 l\u1ec7 x\u00e1c su\u1ea5t v\u00e0 gi\u00e1 tr\u1ecb c\u1ee7a b\u00e0i. N\u00f3 kh\u00f4ng d\u1ef1a tr\u00ean tr\u1ef1c gi\u00e1c hay c\u1ea3m x\u00fac, m\u00e0 l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p to\u00e1n h\u1ecdc c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c quy\u1ebft \u0111\u1ecbnh \u0111\u00fang v\u00e0 sai \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a l\u1ee3i nhu\u1eadn trong d\u00e0i h\u1ea1n.<\/p>\n