The paper performs finite element analysis of the tense arm, the relatively weak parts in the process of ditching for the new type of chain-ditching machine. The force analysis of the tense arm is performed in the process of ditching.
对新型链式开沟机工作过程中薄弱零件——工作臂进行有限元分析。
参考来源 - 刀式复合型链式开沟机的优化设计·2,447,543篇论文数据，部分数据来源于NoteExpress
The most common method of ditching is done by use of a ditching machine.
使用挖土机是最常用的挖沟方法。
Thus, Calculating the critical rotational speed of the helix ditching machine.
由此，推导出立轴柱形变螺距螺旋开沟机的临界转速。
It also includes removal of tree stumps and roots in the ditch line that would interfere with operation of ditching machine.
还包括清除在挖管沟范围内影响挖沟机工作的树桩和树根。
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