ma20:MA(CLOSE,20),color0000ff,linethick2;
年线:emA(c,250),colorffffff,linethick1;
vv1:stickline(年线 =ref(年线,1),年线,ref(年线,1),5,0),,colorffffff,linethick2;
vv2:stickline(年线 ref(年线,1),年线,ref(年线,1),5,0),color00ff00,linethick2;