AAA:=(ma(CLOSE,13)+MA(CLOSE,17))/2; CCC:=(stD(CLOSE,13)+STD(CLOSE,17))/2; BBB:=AAA+2.1*CCC; DDD:=AAA+0.72*CCC; ZZZ:=IF(CCC>1.88,MA(DDD,3),DDD); 反弹:=ZZZ*0.9; 买:L<=反弹 AND C>O AND C>反弹;