编写要求:
www.gszx.com.cn网解答:
ABS((C-O)/REF((C-O),1))<1 and c>o and ref(c,1)>ref(o,1);
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编写要求:
www.gszx.com.cn网解答:
ABS((C-O)/REF((C-O),1))<1 and c>o and ref(c,1)>ref(o,1);