In the application of above 24V fort current voltage grade control circuit, Voltage Alternating and resonant wave interference of input model for Programmable Logic Controllers must be resolved.
可编程控制器在高于24V的直流电压等级控制回路中应用时需解决输入模块的电压变换和谐波干扰等问题。
The application results show that the system has many advantages, such as high anti - interference, high reliability and simple structure in hardware. Lt is of higher practical value.
应用结果表明,本系统具有抗干扰性强、可靠性高和硬件结构简单等优点,具有较高的实用价值。
This paper introduces the optical interference and its theory and application on the inspection of high precision flatness of the seal-face of floating end-face seal rings.
本文介绍光干涉条纹及其检测高精度浮动端面密封环密封面的理论与应用。
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