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针对COOPER DPC-2803压缩机组在使用过程中出现的二级活塞螺母破碎问题,通过改进螺母结构,避免类似问题的发生。
Aiming at the problem of secondary piston nut broken during the operation of COOPER DPC-2803 compressor unit, similar problems can be avoided by improving the nut structure.