{顾名思义，波段大趋势核心在于趋势向上而指标线向下，直观性稍弱，但灵敏度极高，是核心波段操作指标。
如下图，
图含四条标示线（买一、买二、卖一、卖二）和两条操作线（金线、银线）。波段买卖信号中，买一买二附近金线下叉银线是介入信号，金线以大于45度角向下运行时为疯狂拉升阶段，期间小阴线可忽略；卖一卖二附近金线上叉银线为看空信号，金线以大于45度角向上运行时为破位下跌行情，需及时清仓。}
MA5:=MA(C,5);
MA10:=MA(C,10);
MA20:=MA(C,20);
MA30:=MA(C,30);
MA60:=MA(C,60);
MA120:=MA(C,120);
MA200:=MA(C,200);
MA300:=MA(C,300);
VAR1:=MA5>MA300;
VAR2:=MA200>MA300;
VAR3:=MA120>MA200;
VAR4:=MA60>MA120;
VAR5:=MA30>MA60;
VAR6:=MA20>MA30;
VAR7:=MA10>MA20;
VAR8:=MA5>MA10;
VAT1:=MA10>REF(MA10,1);
VAT2:=MA20>REF(MA20,1);
VAT3:=MA30>REF(MA30,1);
VAT4:=MA60>REF(MA60,1);
VAT5:=MA120>REF(MA120,1);
VAT6:=MA200>REF(MA200,1);
VAT7:=MA300>REF(MA300,1);
VARB:=CLOSE-LLV(L,9);
VARBB:=HHV(H,9)-LLV(L,9);
VARBBB:=((CLOSE-LLV(L,9)+0.00001))/(HHV(H,9)-LLV(L,9))*100;
ZT:=C=ZTPRICE(REF(C,1),0.1) AND C=H;
ZT1:=C=ZTPRICE(REF(C,1),0.2) AND C=H;
VATA:=EMA(EMA(VARBBB,5),5);
VATB:=VAR1+VAR2+VAR3+VAR4+VAR5+VAR6+VAR7+VAR8+VAT1+VAT2+VAT3+VAT4+VAT5+VAT6+VAT7;
XG:=VATA< 80 AND VATB>=11 AND ZT AND LLV(L,20)< L,COLORYELLOW;
X_1:=REF(LOW,1);
X_2:=SMA(ABS(LOW-X_1),3,1)/SMA(MAX(LOW-X_1,0),3,1)*100;
X_3:=EMA(X_2*10,3);
X_4:=LLV(LOW,13);
X_5:=HHV(X_3,13);
X_6:=EMA(IF(LOW<=X_4,(X_3+X_5*2)/2,0),3)/618;
X_7:=IF(X_6>500,500,X_6);
X_8:=REF(LOW,1);
X_9:=SMA(ABS(LOW-X_8),13,1)/SMA(MAX(LOW-X_8,0),13,1)*4;
X_10:=EMA(X_9,13);
X_11:=LLV(LOW,34);
X_12:=EMA(IF(LOW<=X_11,X_10,0),3);
金线:100-3*SMA((CLOSE-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1)+2*SMA(SMA((CLOSE-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1),15,1),COLORYELLOW;
银线:100-3*SMA((OPEN-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1)+2*SMA(SMA((OPEN-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1),15,1),COLORWHITE;
买一:80,COLORMAGENTA;
买二:100,COLORRED;
卖一:20,COLORCYAN;
卖二:0,COLORGREEN;
