In response to an output obtained from the singal processing circuit, the operation of the machine tool is halted by means of a control circuit or the alarming device, such as lamp, buzzer, is actuated to warn {HEAD ~ the abnormal condition} of {TAIL ~ the machine tool} 
of
In response to an output obtained from the singal processing circuit , the operation of the machine tool is halted by means of a control circuit or the alarming device , such as lamp , buzzer , is actuated to warn { HEAD ~ the abnormal condition } of { TAIL ~ the machine tool }
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