Experiment on determination of trace Argentum in copper coneentrace ore was done.Method of inhibition of Copper to determine Argentum was studied.

对湖南省麻阳中的微量银作了原子吸收光谱法制定试验，研究了对银的测定的干扰，并提出了消除干扰的方法。

The limit of technical policies for complex rhythmite reconstruction is developed by establishing typical model and using numerical modeling predicting method and optimal segmentation.

通过立典型模型，运用数值模拟预测法和最优割法，制定了复杂韵律层重组的技术政策界限。