S理论波段
-1以下出现红箭头就是超短波,至于中短波可以调整参数来实现中波段
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100; K:MA(RSV,3); D:MA(K,3); J:3*K-2*D;