The paper points out that the key of reducing stubble height is shortening the distance of stalk pushed by moving cutter after analysing the formula of stubble height.
通过对割茬高度公式的分析，提出降低割茬高度的关键在于缩短茎秆被动刀片推移的距离。
The utility model provides a pole piece cutter, which mainly comprises an upper cutter and a lower cutter, wherein the upper cutter comprises a moving cutter and a rotating shaft;
本实用新型提供了一种极片切刀，主要由上切刀和下切刀组成；
When the cutter is rotated, the moving track of the curved cutter edge forms a plane.
切削刀具旋转时，曲线形刀具刃口的运动轨迹形成一个平面。
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