Meanwhile, research about the relationship between scan circle of programmable logic controller and communication performance has been put up.
同时还进行了可编程序控制器扫描周期与通讯速率和稳定性的关联性研究。
A digital method for calculating the diameter of the scan circle by measuring the phase of the signal was discussed.
介绍了一种运用相位法测量扫描圆直径的数字测试方法。
This paper presents a digital method for calculating the diameter of a scan circle by measuring the phase of the signal.
介绍了一种运用相位法测量扫描圆直径的数字测试方法。
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