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利勃海尔（LIEBHERR）公司是世界上最大的工程机械制造厂家之一。1955年开始生产液压挖掘机。由于其特殊的制造技术和工艺,产品在国际市场上享有较高的声誉。该公司重视实践,强调试验的重要性,采用经验设计——台架
Liebherr (LIEBHERR) is the world’s largest manufacturer of construction machinery. 1955 Production of hydraulic excavators began. Because of its special manufacturing technology and technology, the products enjoy a high reputation in the international market. The company values practice, emphasizes the importance of experimentation, and uses empirical design - bench