Under the first circumstance, the problem may be caused by excessive threshing and too small quantity of wind. 在上術(shù)第一種情況中，原因可能在于脫谷用力過(guò)猛加之風(fēng)量太小。
The double header ionizing air volume can be adjusted, including high voltage gene-rator. 可調節雙離子風(fēng)量，內置高壓發(fā)生器。
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