This paper introduces the process of repairing hydraulic cylinder by using boring and rolling combined working technology, working quantity is steady and production efficiency is high in this method.
介绍了用镗滚压复合加工技术修复液压缸筒的过程，此法修复缸筒质量稳定，生产效率高。
The correct adding method and the reasonable adding quantity of the gluten improver as well as some problems concerned in the production were discussed.
通过生产性试验，讨论了正确使用强筋剂的方法、合理的添加量和应该注意的一些问题。
This paper introduced on the decomposition method and the use of voltage, current quantity and power consumption in the aluminium electrolysis production.
本文介绍了铝电解生产的电压、电量和电耗指标的分解方法及其应用。
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