波段周期:=30;
洗盘深度:=1.095;
ZFG:=REF(HHV(CLOSE,波段周期),1);
DG:=HHV(CLOSE,波段周期)/LLV(C,波段周期)>洗盘深度;
过左峰:REF(COUNT(CLOSEZFG AND CLOSE>OPEN AND DG;