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介绍了EMD、GETS等北美主要内燃机车及机车设备供应商所生产的符合现代化生态要求的产品,介绍了产品的用途、性能及其生态特性。
Introduced EMD, GETS and other North American major diesel locomotives and locomotive equipment manufacturers to meet the requirements of modern ecological products, describes the use of the product, performance and ecological characteristics.