方法： exp7上穿21 ，可关注。每天股价回调到保护价下才可关注。
{徐文明短线通道心理价保护价}
N:=5;
M:=10;
P:=20;
Q:=30;
R:=60;
MA5:=MA(C,N);
MA10:=MA(C,M);
MA20:=MA(C,P);
MA30:=MA(C,Q);
MA60:=MA(C,R);
心理价:=(H+L+C)/3;
保护价:=MA(C,5)*0.96;
短线通道上轨:MA5+2*STD(C,N);
短线通道下轨:MA5-2*STD(C,N);
DRAWKLINE(H,O,L,C);
DRAWTEXT_FIX(1,0.02,0.02,0,'心理价:'),COLORYELLOW;
DRAWNUMBER_FIX(1,0.08,0.02,0,心理价),COLORYELLOW;
DRAWTEXT_FIX(1,0.02,0.06,0,'保护价:'),COLORGREEN;
DRAWNUMBER_FIX(1,0.08,0.06,0,保护价),COLORGREEN;
