{xggs-}m5:=ma(c,5);m10:=ma(c,10);m20:=ma(c,20);m40:=ma(c,40);m50:=ma(c,50);xg:cross(c,m50)&m50>m5 and m50>m10 and m50>m20 and m50>m40;通过tdx测试。{个人看法,仅供参考。}
a1:=ma(c,5);a2:=ma(c,10);a3:=ma(c,20);a4:=ma(c,30);t1:=cross(a1,a2);t2:=cross(a3,a4);xg:t1 and t2;参考资料:http://tieba.baidu.com/f?kw=%b9%c9%c6%b1%b9%ab%ca%bd%d7%a8%bc%d2