请教, DRAWTEXT( ref(l,n+1)<ref(l,n+2) and ref(l,n)<REF(L,n+1) AND ref(l,n)<REFx(L,n+1) and ref(h,n)<ref(l,n+2) ,ref(l,n) ,'低点',colorblue );
DRAWTEXT( ref(h,n+1)>ref(h,n+2) and ref(h,n)>ref(h,n+1) and ref(h,n)>refx(h,n+1) and ref(l,n)>ref(h,n+2) ,ref(h,n) ,'高点' ,colorred );
请教一下大家 这个变量n怎么设置啊
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