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工程机械作为资源开发、交通建设、市政工程、水利电力、农田改造等工程施工中的重要机械设备,在20世纪人类的经济活动中扮演了重要的角色。尤其是在第二次世界大战之后,工程机械在战后的经济恢复、城市化进程、立体文通的形成和资源开发中起到了重要的作用。1998年国际工程机械市场销售额已达到750
As an important mechanical equipment in the construction of resources development, traffic construction, municipal engineering, water power, and farmland transformation, construction machinery has played an important role in human economic activities in the 20th century. Especially after the Second World War, construction machinery played an important role in the post-war economic recovery, urbanization process, the formation of a three-dimensional text and resource development. In 1998, the international construction machinery market sales reached 750