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2.1 Òý×Ô: Michael H. Ebinger, et al, Extending the Applicability of Laser-Induced Breakdown Spectroscopy for Total Soil Carbon Measurement. [J] Soil Science Society of America. 67:1616–1619 (2003).
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2.2Òý×Ô£ºMadhavi Z. Martin et al., Laser-induced breakdown spectroscopy for the environmental determination of total carbon and nitrogen in soils. [J] Applied Optics. Vol. 42, No. 12 /20 April 2003
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