The structure,principle,calibration method,and affecting factors in detection of a portable analyser for ash content in coal based on low-energy γ-ray method have been presented.
该法在煤炭灰分的测量精度方面虽不及试验室的常规测定,但测量周期很短,仅为30s,加之该仪器重量轻,可任意移动,将有较好的应用前景。
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