祥云短线，趋势线下穿空方就可介入

VAR1:=(CLOSE*2+HIGH+LOW)/4;

SK: EMA(VAR1,13)-EMA(VAR1,21),colorred;

SD: EMA(SK,2);

多方能量: 2*(SK-SD)*3.8,COLORFF00FF, LINESTICK;

空方能量: (-2)*(SK-SD)*3.8, LINESTICK;

强弱分界: 0, CIRCLEDOT;