s：＝9；
A1:(H+L)/2;
BS:COST(S);
B55:COST(50);
B60:=COST(58);
离地高度:EMA((C-LLV(L,15))*10/LLV(L,15),2)COLORWHITE;
FX:0.7;
TX:2.0,LINETHICK2;
买:IF(CROSS(离地高度,0.7)AND(C>BS),1,0)COLORBLUE;
卖:IF((B60-REF(B60,1)>C*0.03 AND C-REF(C,1)<REF(C,1)*0.04)OR(B55<REF(B55,1)AND CROSS(TX,离地高度)),4,5);
