多空成交量源码 n:1 999 20 APP:=VOL/((HIGH-LOW)*2-ABS(CLOSE-OPEN)); DEMAND:IF(CLOSE>OPEN,APP*(HIGH-LOW),IF(CLOSE SUPLY:IF(CLOSE>OPEN,0-APP*((HIGH-CLOSE)+(OPEN-LOW)),IF(CLOSE DMA1:MA(DEMAND,n); SMA1:MA(SUPLY,n);