源码如下：

短期:=100*(C-LLV(L,5))/(HHV(C,5)-LLV(L,5)),COLORWHITE;
中期:=100*(C-LLV(L,10))/(HHV(C,10)-LLV(L,10)),COLORYELLOW;
中长期:=100*(C-LLV(L,20))/(HHV(C,20)-LLV(L,20)),COLORMAGENTA;
长期:=100*(C-LLV(L,30))/(HHV(C,30)-LLV(L,30)),COLORRED,LINETHICK2;
 HDY:=EMA (100*(C-LLV(LOW,34))/(HHV(H,34)-LLV(LOW,34)),3);
 DD:=短期<2  AND 中期<2 AND 中长期<2  AND 长期<2,COLORRED;精准买点:C/REF(C,1)>1.015  AND L/REF(C,1)<0.985 
 AND O/REF(C,1)<0.99  AND H/REF(C,1)>1.016 
 AND REF(C<O,1)       AND REF(C/REF(C,1)<0.975,1)
 AND COUNT(DD,2) AND COUNT(HDY<10,2) AND CAPITAL/1000000<10.01;