Each train running on the Qinghai-Tibet Railway has 16 carriages, each of which is 25.2m long, 3.10m wide, and 3.5m high. The difference from ordinary trains is that the whole train adopts a closed structure, and the carriages are covered with aluminum alloy. coat. About how many square meters of aluminum alloy plates are needed to manufacture such a compartment?
在青藏铁路线上行驶的每一列火车都有16节车厢，每节车厢长25.2m，宽3.10m，高3.5m，与普通列车明显不同的是，全列车采用密闭结构，车厢身披铝合金外衣．制造这样的一节车厢大约需要铝合金板多少平方米？
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