The utility model provides a seed scraping device of an air-suction type precision seeder, relating to the technical field of a seeder.
本实用新型提供了一种气吸式精密播种机刮种器，涉及播种机技术领域。
The present invention relates to an encompass-suction type combined cookware, which is formed by combining an oil fume suction device and a gas range.
本发明涉及一种围吸式组合厨具，它由吸油烟装置与燃气灶组合构成。
This pump is of horizontal single stage and single suction type with radial split, axial suction and radial discharge. It is fully enclosed and leakage free.
该型泵为单级、单吸、卧式、径向剖分，轴向吸入、径向排出。全密封，无泄漏。
The encompass-suction type combined cookware can be downward arranged, backward arranged, laterally arranged or upward arranged, and can be combined into a plurality of styles.
围吸式组合厨具可设为下排式、后排式、侧排式或上排式，可组合成多种款式。
Therefore, the air-suction type precise seed dibbler improves the production efficiency, reduces the cost, and meets the agricultural requirements on seeding with high quality.
从而提高了生产效率，降低了成本，高质量地完成了穴播的农艺要求。
The all-direction suction type exhaust head has the advantages of convenient operation, simple structure, easy manufacture and low cost.
本实用新型方便适用，结构简单，易于制造而造价低廉。
There are many factors affecting the characteristics of the suction-type metering device for precision drill. The important one is the vacuum degree or suction power of the vacuum chamber.
影响气吸式排种器排种性能的因素很多，而决定吸力的吸室真空度是很重要的因素。
There are many factors affecting the characteristics of the suction-type metering device for precision drill. The important one is the vacuum degree or suction power of the vacuum chamber.
影响气吸式排种器排种性能的因素很多，而决定吸力的吸室真空度是很重要的因素。
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