在一般认为，洛塔尔了所有车床的工作和我所有的铣削工作，包括零件的形状内曲轴箱。
In general that Lothar did all the Lathe work and I did all the Milling work including the parts that shape the inside of the crankcase.
其中一半的负面模具和'内的曲轴箱'展开。
One half of the negative mould and the 'inside of the crankcase' mounted.
由于高公差内曲轴箱不过，这可以是一个困难的，往往不是非常精确的任务。
Because of high tolerances inside the crankcase however this can be a difficult and often not very precise task.
本文分析了车床主轴热位移及其影响加工精度的机理，并提出了主轴中心线与主轴箱装配基面在同一垂直平面内和同一水平面内的最佳位置。
This paper discusses the thermal travel motion of a main shaft in machine tools, and the mechanism of its significant influence on manufacturing accuracy.
本文分析了车床主轴热位移及其影响加工精度的机理，并提出了主轴中心线与主轴箱装配基面在同一垂直平面内和同一水平面内的最佳位置。
This paper discusses the thermal travel motion of a main shaft in machine tools, and the mechanism of its significant influence on manufacturing accuracy.
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