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4.主要厂商产品型号特点 综观国外主要装载机生产厂商的产品型号,可总结如下: (1)以2位或3位“数字”+1～3个“大写英文字母”(+“-”+1位“数字”)组成。主要代表商有凯斯(如621C XT)、卡特彼勒、JCB(如
4. Features of Main Manufacturers’ Products Model Overview The product models of major foreign loader manufacturers can be summarized as follows: (1) Use “2” or 3 digits “+ 1 ~ 3” uppercase English letters (+ “-” + 1 digit “number”). Major representatives have Case (such as 621C XT), Caterpillar, JCB (such as