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今天，国内首台套700吨液压挖掘机在徐工正式下线。徐工700吨超大型挖掘机的成功研制，...
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今天，国内首台套700吨液压挖掘机在徐工正式下线。徐工700吨超大型挖掘机的成功研制，标志着中国成为世界上继德国、日本、美国后，第4个具备700吨级以上液压挖掘机研发制造能力的国家。
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