Sound electrical control system enables the machine operation and safety of reach almost perfect level.
完善的电气控制系统使机器的操作和安全性达到了几乎完美的程度。
2
Methods the soundlevel and frequency were measured according to the corresponding health criterion and measuring method at big production equipment, crush room, control room and workshop.
方法是根据有关卫生标准及检测方法对生产设备、休息室、控制室等作业场所进行声强和频谱的测量。
3
System hardware circuit audio digital signal source achieve this functions: sound signals, sound intensity levelcontrol, data communications, liquid crystal display, alarm and power.