蛟龙出海，源代码选股公式！

AA:=CROSS(C,MA(C,5)) AND CROSS(C,MA(C,10)) AND CROSS(C,MA(C,20)) AND CROSS(C,MA(C,30));
BB:=MA(C,60)>MA(C,120);
CC:=AA AND BB;
XG:CC;
 

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