Stress relief method has been successfully used in rectifying building but none in rectifying shaft tower.
应力解除法在房屋纠偏中得到了良好的运用而在井塔纠偏中还无先例。
Durability inspection and safety evaluation were made to a damaged coal mine shaft tower due to the corrosion of rebar in concrete, and the corrosion mechanisms of rebar in concrete were analyzed.
对产生钢筋锈蚀破坏的某煤矿井塔进行了耐久性检测和安全性评价，同时进行了混凝土内钢筋腐蚀机理分析。
In this article, several key points in the reform of the shaft seal used in the rotary disc tower were analyzed.
本文分析了带旋转轴塔轴封改造中应注意的几个关键问题。
The discharge capacity of shaft spillway with framed inlet tower used for high tailings dam is studied by physical model.
介绍了用于高尾矿坝的具有圆形框架式进水塔的竖井排洪道泄流能力模型试验研究。
Application: Main shaft of machine tool, auto steering structure, main shaft of lathe, grinder, milling machine, drill press, water power dynamotor, tower crane, screw shaft and so on.
应用领域：车床，磨床，轧机，钻压机，水力发电机，塔吊，螺杆轴的主轴，汽车转向装置等。
Application: Main shaft of machine tool, auto steering structure, main shaft of lathe, grinder, milling machine, drill press, water power dynamotor, tower crane, screw shaft and so on.
应用领域：车床，磨床，轧机，钻压机，水力发电机，塔吊，螺杆轴的主轴，汽车转向装置等。
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