N 1 500 250
BARSCOUNT(C)>N; EXTRS=(C-REF(C,N))/REF(C,N); A120=(C-REF(C,N-130))/REF(C,N-130); D250=(INDEXC-REF(INDEXC,N))/REF(INDEXC,N); RPS120:A120*100; RPS250:EXTRS*100; 大盘250:D250*100; 参考线:30