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德国克拉斯(CLAAS)公司1930年开始进行谷物收割机的实验研究。1936年第一台谷物联合收割机研制成功,次年开始小批量生产。随着新技术的大量出现及不断被采用,生产量巨增。该公司在初期的数十年间,生产的产品除谷物联合收割机外,还有捆草机、撒肥机、播种机等。1955年起,转为专
CLAAS started the experimental research on grain harvester in 1930. The first cereal combine harvester was successfully developed in 1936 and started mass production in the following year. As new technologies emerge in abundance and continue to be adopted, production volumes have soared. The company in the early decades, the production of products in addition to grain combine harvesters, as well as hay bales, manure spreaders, seeders and so on. Since 1955, specialized