线:=(MA(H,8)*21+MA(H,15)*9)/30;弱势线:=(MA(L,8)*21+MA(L,15)*9)/30;强势线1:=(MA(H,10)*28+MA(H,20)*12)/40;弱势线1:=(MA(L,10)*28+MA(L,20)*12)/40;上警戒:强势线+(强势线-弱势线),DOTLINE,COLORGREEN,LINETHICK1;下警戒:弱势线-(强势线-弱势线),DOTLINE,COLORGREEN,LINETHICK1;上极限:强势线1+2*(强势线1-弱势线1),DOTLINE,COLORMAGENTA,LINETHICK1;下极限:弱势线1-2*(强势线1-弱势线1),DOTLINE,COLORMAGENTA,LINETHICK1;