老师帮忙，布林线的问题　[文华财经]

 1.TMP2:=STD(CLOSE,M);//求M个周期内的收盘价的标准差

 2.

BB:(C-BOTTOM)/(TOP-BOTTOM);

BB的数值太小，导致的K线被压缩，可以按下面修改，只显示数值，不显示画线 

MID:MA(CLOSE,N);

TMP2:=STD(CLOSE,M);

TOP:MID+P*TMP2;

BOTTOM:MID-P*TMP2;

BB:(C-BOTTOM)/(TOP-BOTTOM),NODRAW;