主力:=3*SMA((CLOSE-LLV(LOW,27))/
(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/
(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1);
见底信号:=10;
买入时机:crOSS(主力,见底信号);
主力:=3*SMA((CLOSE-LLV(LOW,27))/
(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/
(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1);
见底信号:=10;
买入时机:crOSS(主力,见底信号);