The air filter element should be replaced after cleaning 3 times, and the cleaning cycle can be determined by the air quality of the usual control area.
空气滤芯通常在清洁3次后就应替换新的，清洁周期能够由平时驾驭区域的空气质量而定。
It is a kind of fan drive device equipped with high-efficiency air filter. It is used to collect dust particle, hold dust particle and control the pressure in working area.
是一种装有高效空气过滤器的风机驱动设备，用来收集尘粒、容纳尘粒和控制作业区压力。
The PPS air textured yarn with filter bag, yarn structure, performance and morphological changes depends on the polymer structure, aggregate structure and control of processing conditions.
用于滤袋的PPS空气变形丝，其性能和纱线结构形态的变化主要依赖于高分子结构、聚集态结构和加工过程中条件的控制。
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