X_1:=AMOUNT/VOL/100; X_2:=(3*HIGH+LOW+OPEN+2*CLOSE)/7; X_3:=SUM(AMOUNT,55)/X_1/100; X_4:=DMA(X_2,VOL/X_3); X_5:=100*(CLOSE-X_4)/X_4; X_6:=MA(X_5,34)-1.95*STDP(X_5,34); 小底:REF(X_6>X_5,1) AND X_5>X_6;