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跨專業考研專業課只看初試指定的教材就可以了嗎？

2022-07-23考研專業課復習是不是只看指定的參考書就行啊，還需要看別的書嗎，比如說東北大學，只指定了高鴻業的書，好少我感覺專業課的指定書目是不

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