你应该始终保存含有每日开收盘价的日图表，并且画上趋势线。
You should always keep up a daily high and low chart with opening and closing on it and keep your Trend Line on this daily chart.
计算MACD首先要选定移动平均线的初值，一般以起始日的收盘价作为指数平滑移动平均线（EMA）的初值。
Firstly select initial value of moving average to calculate MACD; we generally consider the close of beginning date as the initial value of EMA.
你应该在跌破支撑线第一根收盘价的位置短线操作，当市场低于点7时，进行第二个位置的短线操作加仓。
You should go Short the first position on the first close below the resistance line and take your second Short position when the market moves below Point (7).
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