编写条件：
KD随机指标源码 RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100; K:SMA(RSV,M1,1); D:SMA(K,M2,1); 要求 1 KD两条线加粗 2 KD两条线交叉后改变颜色编写方法：
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:SMA(RSV,3,1),colorred,linethick2;
D:SMA(K,3,1),colorgreen,linethick2;
