本发明的有益效果：刮种过程中没有剪切作用，消除了伤种问题，降低了吸种孔堵塞的可能性。

The seed pushing device has the advantages of avoiding damages to seeds due to no shearing effect generated in a seed pushing process and reducing the possibility of blockage of the seed suction hole.

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水性中涂封孔层： 选用荣扬水性中涂，加入适量石英粉，搅拌均匀后，施工方式为刮批。

Sealing aperture coating: Rongyang middle coating with suitable amount of quartz powder is used and constructed by shaving after even agitation.

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水性中涂封孔层： 选用荣扬水性中涂，加入适量石英粉，搅拌均匀后，施工方式为刮批。

Sealing aperture coating: Rongyang middle coating with suitable amount of quartz powder is used and constructed by shaving after even agitation.

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