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对摘穗联合收割机的割台损失影响因素进行了定性分析，并通过试验作了进一步论证。试验表明，影响割台损失的主要因素是机器前进速度、喂入口水平开度、压禾鼻垂直高度和护罩的几何参数等。
Influencing factors on header loss of combine harvester were qualitatively analyzed and further demonstrated through experiments. Experiments show that the main factors that affect the loss of header are machine forward speed, feed opening horizontal opening, vertical height of pressure vessel and shield geometry.