按需购物俗话说:“有钱不买半年闲”。家庭购物时,切不可凑热闹去购买暂时不急用或根本用不着的物品,以免产品更新换代快而造成积压浪费。货比三家常言道:“不怕不识货,就怕货比货。”这样一比,既可比出真假优劣,又可比出货真价实。认清标识国家规定,诸如食 Shopping as the saying goes: “rich do not buy half a year idle.” Family shopping, must not join in the fun to buy temporarily not urgent or simply do not need the items, so as to avoid product replacement quickly resulting from backlog of waste. Shop more than three often said: “not afraid of not knowing the goods, afraid of goods than goods. ” Such a ratio, both good and bad than the true and false, but also than the genuine shipping. Recognize the national standards, such as food