The framehead of the mini type aspiration cotton picker has simple structure, skillful design, comfortable handing in holding and using and great cotton aspiration effect.
该小型气吸式采棉机机头结构简单，设计巧妙，拿握使用时手感舒适且吸棉效果好。
2
This article makes a comparison of the management features between multi end reeling and automatic reeling, focusing discussions and analyses on the management of the framehead.
文中对立缫与自动缫管理的特性作了对比，并主要就自动缫车头管理的重要性展开了讨论和分析。
3
The frame structure in Chinese DTTB standard is introduced, and a channel estimation algorithm with a better performance is given according to the cycle characteristics of the signal framehead.