论文部分内容阅读
这种装置由一承载杆组成,其上端有一由锥体和翼板构成的楔紧件,其下端形成方形断面。在承载杆下端下依次装有中心套筒、锥形圆柱状测定套筒和帽固定到一定位置上的支承垫圈。在测定套形部分布
The device consists of a carrier bar with a wedge on the upper end consisting of a cone and a wing, the lower end of which forms a square section. The lower end of the carrying bar is provided with a central sleeve, a conical cylindrical measuring sleeve and a supporting washer fixed to a certain position in turn. In the determination of part of the cloth sleeve