These pre-entry conditions not only tell us the direction (up, down or sideways) but often tell us the present strength of the directional trend and the best time frame to be trading right now.
这些市场背景不只告诉我们趋势方向（上升、下降还是横盘整理），在很多情况下还能告诉我们当前趋势的力度以及我们应该选择的买卖时间框架。
The moving of the security-price in market can be set apart into two parts: the directional moving has obvious trend, and the stochastic fluctuation has no trend.
证券市场证券价格的运动可以划分为有明确趋势的定向运动与无趋势的随机波动。
The directional chain code is used to record the contour information data according to the trend of the contour, and this will be very convenient for the smoothing process later on.
采用方向链码记录轮廓信息，它依据轮廓走向的顺序来记录数据，这对以后的光顺处理工作将是十分方便的。
应用推荐