简要介绍大截面铝母线的热顶铸造技术。
The hot pot die casting technology of large cross section aluminum bar are introduced.
管型母线受力状况相当于大跨度的梁，截面上的应力主要是自重弯矩的拉应力，挠度比较大。
The loading of a tubular busbar is equivalent to that of a large-span beam, and the stress on the cross -section is mainly the tensile stress of the dead weight bending moment with much deflection.
本文采用局部坐标法计算矩形截面大电流母线在电解槽中产生的三维磁场。
In this paper the local co-ordinate method was used for calculating the three dimensional distribution of the magnetic field in a cell by bus bar with rectangular cross-section.
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