N:=10;M:=3;CV:=CLOSE;人龙:=(MA(CV,3)+MA(CV,6)+MA(CV,12)+MA(CV,24))/4;天龙:=人龙+M*STD(人龙,N);地龙:=人龙-M*STD(人龙,N);突击买入:C>天龙AND L<地龙;