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KY—310牙轮钻机鉴定会四月下旬在武钢大冶铁矿召开。代表们听取了设计单位、制造厂、用户关于设计、试制、工业试验的报告,参观了样机作业,审查了图纸和技术文件,并认真地对该机进行了评定。会议认为,该机设计是合理的,参数与国外同类型钻机相近,结构部局完善合理;制造是成功的、达到了设计要求;使用可靠,主要部件寿命超过进口钻机。该机前后经过两次设
KY-310 cone drill identification will be held in late April iron ore in Daye Iron and Steel. The delegates listened to the reports of the design institutes, manufacturers and users on the design, trial production and industrial tests, visited the prototype work, reviewed the drawings and technical documents, and carefully evaluated the aircraft. The meeting considered that the design of the aircraft is reasonable, the parameters are similar to those of the same type of drilling rigs abroad, and the structural department is sound and reasonable. The manufacturing is successful and meets the design requirements. The use of reliable components and the life span of main components exceed that of imported rigs. The machine before and after setting up twice