气流和塑盘穴孔及钵苗底部的碰撞属于冲击射流，是实现水稻气力有序抛秧的关键技术。
Impact between airflow and bottom of plastic pan and pot seedling is impact jet and key of realizing paddy ordered pneumatic throwing transplantation.
目的是提供一种穴苗夹持器，该夹持器具有易于控制、性能可靠且能适应不同尺寸穴孔的特点。
The clamp fastener has the advantages that the control is easy, the performance is reliable, and the clamp fastener can be applied to holes with different dimensions.
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