通达信海底捕鱼（源码 副图/选股贴图）

M:=30;N1:=12;N2:=10;
LC:=REF(C,1);
SSMA:=SMA(MAX(C-LC,0),6,1)/SMA(ABS(C-LC),6,1)*100;
A:=MA(C,M);
B:=(A-C)/A>=0.23 AND V>REF(V,1) AND C>L AND (REF(C,1)-C)/REF(C,1)>=0.04;
海底捕鱼:CROSS(SSMA,N1) AND EXIST(B,N2);