飞狐EMV指标公式

	input:p1(14,1,999,1),p2(9,1,999,1); A:=(H+L)/2; B:=(REF(H,1)+REF(L,1))/2; MID:=A-B; BRO:=vol/(H-L); emv:MA(MID/BRO,p1)*EMA(V,250); EMVA:MA(EMV,p2); 0,POINTDOT;