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美国运输部近日正式发布一项规定,要求自2009年3月16日起,用于运输危险化学品的铁路油罐车必须达到最新的安全标准,以避免发生碰撞事故时造成高危化学品的泄露。美国化工
The U.S. Department of Transportation recently formally issued a regulation requiring railway tankers used for the transport of hazardous chemicals to meet the latest safety standards as of March 16, 2009 to prevent the release of high-risk chemicals in the event of a collision . American Chemical Industry