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从十九世纪中期蒸汽机作为动力应用于建筑与筑路机械、蒸汽挖掘机和蒸汽压路机等问世以来,经过一个半世纪的发展,目前建筑与筑路机械制造业已发展成为一个机械数量众多、品种规格齐全、技术装备先进、生产效率很高的独立行业。其产品广泛用于
Since the advent of the steam engine as a driving force in the middle of the nineteenth century for construction and road building machinery, steam excavators and steamrollers, after a century and a half of development, the construction and road building machinery manufacturing industry has developed into a large number of machinery, Complete, advanced technology and equipment, high production efficiency of independent industries. Its products are widely used