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煤炭部技术发展司于1988年1月6～7日主持召开了煤科院重庆研究所研制的、四川柴油机厂试制的YAJ-13型液压安全绞车的出厂验收评定会。评定委员会测试组和技术文件审查组分别对该机参数作了抽测,对技术文件作了审查。评委一致认为该机通过
The Department of Technology Development of the Ministry of Coal Industry presided over the factory acceptance assessment meeting of the YAJ-13 type hydraulic safety winch trial-manufactured by Sichuan Diesel Engine Factory, which was developed by Chongqing Institute of Coal Science Research Institute from January 6 to January 7, The test committee of the assessment committee and the technical document review team made a random test on the parameters of the aircraft and reviewed the technical documents. The judges agreed that the aircraft passed