The simple corn planter of the utility model makes use of the straight pipe, the spring opener and the spring pull rod to skillfully deliver and automatically bury the corn seeds into the soil.
本实用新型的简易玉米播种机利用直管、弹簧开口器及弹簧拉杆将玉米种子巧妙的送入土中并自动掩埋。
The utility model discloses a sealing and unsealing device for a bottle mouth, comprising an opener with eccentric feet, primary and secondary rotors, a spring, etc.
本实用新型是一种瓶口启封装置，它由带偏心脚的启子，主、副转子，弹簧等组成。
The utility model discloses a sealing and unsealing device for a bottle mouth, comprising an opener with eccentric feet, primary and secondary rotors, a spring, etc.
本实用新型是一种瓶口启封装置，它由带偏心脚的启子，主、副转子，弹簧等组成。
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