低气压下土壤中Pb等离子体光谱特性
徐送宁, 李传祥, 宁日波, 李倩, 姜冉

Spectral Characteristics of Pb Plasma in Soil at Low Pressure
XU Song-ning, LI Chuan-xiang, NING Ri-bo, LI Qian, JIANG Ran
实验装置示意图