兑水 发表于 2009-10-24 15:59:20

ASTM D 6502-1999 (XRF)用X射线荧光光谱法(XRF)在线测定水中...

D6502-99(2003) Standard Test Method for On-Line Measurement of Low Level Particulate and Dissolved Metals in Water by X-Ray Fluorescence (XRF)
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