自已编辑，准确率90%BIAS线向上突破-10买，突破0线买，突破+10线可以买但容易突然下跌.跌破+10线卖，跌破0线卖，跌破-10线卖，BIAS线在0和-10之间徘徊持币观望，在0和+10之间徘徊持股观望，一般人我不告诉他
源码
BIAS: (CLOSE-MA(CLOSE,L1))/MA(CLOSE,L1)*100;
BIAS2 : (CLOSE-MA(CLOSE,L4))/MA(CLOSE,L4)*100;
BIAS3 : (CLOSE-MA(CLOSE,L5))/MA(CLOSE,L5)*100;
a:10;
b:0;
C:-10;
