Structure and performance speciality in all kinds of compact spinning system is analyzed and compacting effect are compared.
分析了各类紧密纺纱系统的结构及性能特点，并比较了集聚效果。
Lattice apron, an important component of compact spinning system, is widely used in the world. Because of its key effect on the yarn forming, qualified lattice aprons are in demand.
网格圈是目前国内外应用最为广泛的集聚纺纱装置的重要元件，对成纱质量起关键作用，网格圈的制作有很高的要求。
When designing FDF system of compact spinning, the negative pressure drops resulting from spindles at the front and back of the machine should be kept within allowance.
在紧密纺大风机系统设计中，车头、车尾各锭的负压差异要保持在允许误差范围之内。
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