源代碼：

mid=(3*close+low+open+high)/6;

牛線=(20*mid+19*refBefore(mid,1)+18*refBefore(mid,2)+17*refBefore(mid,3)+16*refBefore(mid,4)+15*refBefore(mid,5)+14*refBefore(mid,6)+13*refBefore(mid,7)+12*refBefore(mid,8)+11*refBefore(mid,9)+10*refBefore(mid,10)+9*refBefore(mid,11)+8*refBefore(mid,12)+7*refBefore(mid,13)+6*refBefore(mid,14)+5*refBefore(mid,15)+4*refBefore(mid,16)+3*refBefore(mid,17)+2*refBefore(mid,18)+refBefore(mid,20))/210;

draw(牛線,color="red");

馬線=ma(牛線,6);

draw(馬線,color="green");

五日線=ma(close,5);

draw(五日線,color="#liblue");

水平面=ma(close,60);

draw(水平面,color="yellow");