造成不合格产品的原因有人为的、设备故障和工艺参数的不合理等各种因素。
Some of the reasons for the failure resulting products, equipment failures and the process parameters such as irrational factors.
分析了承钢化学产品脱酸蒸铵系统堵塞与腐蚀的原因，从工艺和设备等方面采取了有效措施，取得了较好的经济效益。
The reason for block-up and corrosion in deacidification and ammonia evaporating system of Cheng Steel is analyzed, some measures adopted from technology and equipment, better economic profit got.
分析矿用设备孔受磨损的原因，介绍轴配孔工艺。
This paper analyses the wearing reason of coal mine equipment hole, and introduces axle fit hole new technology.
应用推荐