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KJ150型工程维修车(即矿用检修车)已经过矿山现场使用.通过技术鉴定,从而使露天采矿设备的维修得到改善。
KJ150 engineering maintenance vehicle (that is, mine maintenance vehicle) has been used in the mine site. Through technical appraisal, so that the maintenance of open pit mining equipment has been improved.