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ＣＡ６１４０普通车床是国产最典型、使用量最大的金属切削机床。该型号机床的切削性能好、价格低。但据用户反映其使用可靠性和维修性尚不理想。为此，我们在吉林市几家机械加工企业随机抽取了８台正在使用中的机床做样机，查阅了近几年来使用与维修方面的有关数据。就其可靠
CA6140 ordinary lathe is the most typical domestic, the largest use of metal cutting machine tools. This type of machine tool has good cutting performance and low price. However, according to users reflect the reliability and maintainability of its use is not ideal. To this end, we have several mechanical processing enterprises in Jilin City, a random sample of eight machines are being used as a prototype, access to the use and maintenance of the data in recent years. It’s reliable