Describe the arrangement of needles in punched non-woven production line. Introduce two up to date ways to arrange the needles by computer.
结合生产工艺，阐述针刺布生产线的针板配置，介绍两种全新的电脑布针方法。
The control system on the non-woven production line by MCS-51 single-chip computer were presented. According to the characteristic of the system, PID added expert control is used.
介绍熔喷法非织造布生产线的微机实时测控系统，根据系统特点采用了基于专家控制规则的PID 复合控制算法，能够同时完成七路温度和流量的自动测量和控制。
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