R1:=AMOUNT/vol/100; R2:=(3*HIGH+LOW+OPEN+2*CLOSE)/7; R3:=SUM(AMOUNT,55)/R1/100; R4:=Dma(R2,VOL/R3); R5:=100*(CLOSE-R4)/R4; 下:=MA(R5,34)-1.95*stDP(R5,34); 小底:IF(REF(下>R5,1) AND R5>下,20,0);