为截割头的结构设计和参数优化提供了理论依据。
It provides the theoretical basis for structural design and parameter optimization of cutting head.
优化设计实例表明，截割头的负载转矩变差系数减小了13。
The optimum design example shows that the variation coefficient of load torque acting on cutting head is decreased 13.
掘进机的截齿与截割头的连接采用焊接形式，焊接工艺比较复杂。
The connect form of cutting tooth and cutting header is welding, welding technics is complex.
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