加油站、采油厂等的地下油罐应当使用双层罐或者采取建造防渗池等其他有效措施，并进行防渗漏监测，防止地下水污染。
"A lot of the victims are skiers who come here often, are technically skilled, but aren't necessarily connoisseurs of the mountain environment," suggests Stéphane Bornet, the director of Anena, a French snow safety association.
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