The technician studies price movements,volume, trends and patterns, which are revealed by charting these factors, and attempts to assess the possible effects of current market action or future supply and demand for securities and individual issues.

• 技术分析师通过对价格的运动规律、成交量、变化模式等的研究，并以图线的形式反映这些指标的运动特征，来试图估计当前市场行为的可能效果或者某证券的未来供求状况。