同花顺买卖频谱主图（源码、简明、无未来）
买卖频谱主图指标公式源码如下:
买线:EMA(C,3);卖线:EMA(SLOPE(C,21)*20+C,55);
买卖差:=买线-卖线;
STICKLINE(买卖差>=0,(买线-买卖差*0.05),(买线-买卖差*0.15),5,0),COLOR00ffff;
STICKLINE(买卖差>=0,(买线-买卖差*0.2),(买线-买卖差*0.35),5,0),COLOR00ccff;
STICKLINE(买卖差>=0,(买线-买卖差*0.4),(买线-买卖差*0.55),5,0),COLOR0099ff;
STICKLINE(买卖差>=0,(买线-买卖差*0.6),(买线-买卖差*0.75),5,0),COLOR0066ff;
STICKLINE(买卖差>=0,(买线-买卖差*0.8),(买线-买卖差*0.95),5,0),COLOR0000cc;
STICKLINE(买卖差<0,(卖线+买卖差*0.05),(卖线+买卖差*0.15),5,0),COLOR006600;
STICKLINE(买卖差<0,(卖线+买卖差*0.2),(卖线+买卖差*0.35),5,0),COLOR009900;
STICKLINE(买卖差<0,(卖线+买卖差*0.4),(卖线+买卖差*0.55),5,0),COLOR00cc00;
STICKLINE(买卖差<0,(卖线+买卖差*0.6),(卖线+买卖差*0.75),5,0),COLOR00ff00;
STICKLINE(买卖差<0,(卖线+买卖差*0.8),(卖线+买卖差*0.95),5,0),COLOR66ff00;
