An expert system operates according to a set of Rules that corrects background influence from the electrodes, and generates diagnostic text for an operator based on {HEAD ~ the information} about {TAIL ~ the fluid sample} provided by the OES and other measurement devices 
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An expert system operates according to a set of Rules that corrects background influence from the electrodes , and generates diagnostic text for an operator based on { HEAD ~ the information } about { TAIL ~ the fluid sample } provided by the OES and other measurement devices
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